Home / 656,691.28-985,037.10-158,055.28

Finding the Fourth Proportional to 656,691.28, 985,037.10 and 158,055.28

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Solution

The fourth proportional to 656,691.28, 985,037.10 and 158,055.28 is: 237,082.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,691.28 : 985,037.10 = 158,055.28 : x
  2. Step 2: Convert to fraction form
    656,691.28/985,037.10 = 158,055.28/x
  3. Step 3: Cross multiply
    656,691.28x = 985,037.10 × 158,055.28
  4. Step 4: Simplify right side
    656,691.28x = 155,690,314,650.89
  5. Step 5: Solve for x
    x = 155,690,314,650.89/656,691.28
  6. Step 6: Final answer
    x = 237,082.96

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Similar ratio
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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.