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Finding the Fourth Proportional to 588,737.20, 883,105.80 and 214,711.60

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Solution

The fourth proportional to 588,737.20, 883,105.80 and 214,711.60 is: 322,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,737.20 : 883,105.80 = 214,711.60 : x
  2. Step 2: Convert to fraction form
    588,737.20/883,105.80 = 214,711.60/x
  3. Step 3: Cross multiply
    588,737.20x = 883,105.80 × 214,711.60
  4. Step 4: Simplify right side
    588,737.20x = 189,613,059,287.28
  5. Step 5: Solve for x
    x = 189,613,059,287.28/588,737.20
  6. Step 6: Final answer
    x = 322,067.40

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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.