Harmonic Mean Calculator

Calculate Harmonic Average

Calculate the harmonic mean with detailed step-by-step solutions and comparison to other means.

Numbers

Harmonic Mean Formula:
H = n / (1/x₁ + 1/x₂ + ... + 1/xₙ)
where n is the count of numbers

Import Numbers

All numbers must be positive. Supports comma, space, or newline separated values.

What is Harmonic Mean?

The harmonic mean is the reciprocal of the arithmetic mean of reciprocals. It's used for rates and ratios.

Formula:

H = n / Σ(1/xᵢ)

Example:

For [2, 4, 8]:

H = 3 / (1/2 + 1/4 + 1/8) = 3.43

Features

  • Step-by-step calculations
  • Add/remove numbers easily
  • Edit numbers inline
  • Arithmetic mean comparison
  • Geometric mean comparison
  • Mean inequality verification
  • Bulk import numbers
  • Copy results
  • Quick examples

Mean Types

Harmonic Mean:

Best for rates and ratios

Geometric Mean:

Best for growth rates

Arithmetic Mean:

Best for simple averages

Inequality:

H ≤ G ≤ A (always true)

When to Use

Average Speed:

When traveling same distance at different speeds

Price-to-Earnings:

Financial ratios averaging

Rates:

Work rates, production rates

Resistors:

Parallel resistance calculations

Use Cases

  • Average speed calculations
  • Financial ratio analysis
  • Physics and engineering
  • Statistics and data analysis
  • Computer science algorithms
  • Economics and finance
  • Quality control
  • Scientific research

Applications

Real-World Applications:

Transportation:

Calculate average speed for round trips

Finance:

Average P/E ratios and financial metrics

Electronics:

Calculate parallel resistance

Statistics:

Analyze rates and ratios in datasets