Home / 637,331.60-955,997.40-446,560.40

Finding the Fourth Proportional to 637,331.60, 955,997.40 and 446,560.40

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Solution

The fourth proportional to 637,331.60, 955,997.40 and 446,560.40 is: 669,840.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,331.60 : 955,997.40 = 446,560.40 : x
  2. Step 2: Convert to fraction form
    637,331.60/955,997.40 = 446,560.40/x
  3. Step 3: Cross multiply
    637,331.60x = 955,997.40 × 446,560.40
  4. Step 4: Simplify right side
    637,331.60x = 426,910,581,342.96
  5. Step 5: Solve for x
    x = 426,910,581,342.96/637,331.60
  6. Step 6: Final answer
    x = 669,840.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.