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Finding the Fourth Proportional to 474,772.38, 712,333.52 and 250,123.74

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Solution

The fourth proportional to 474,772.38, 712,333.52 and 250,123.74 is: 375,277.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,772.38 : 712,333.52 = 250,123.74 : x
  2. Step 2: Convert to fraction form
    474,772.38/712,333.52 = 250,123.74/x
  3. Step 3: Cross multiply
    474,772.38x = 712,333.52 × 250,123.74
  4. Step 4: Simplify right side
    474,772.38x = 178,171,524,149.77
  5. Step 5: Solve for x
    x = 178,171,524,149.77/474,772.38
  6. Step 6: Final answer
    x = 375,277.78

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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.