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Finding the Fourth Proportional to 488,962.38, 732,306.30 and 475,508.82

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Solution

The fourth proportional to 488,962.38, 732,306.30 and 475,508.82 is: 712,157.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,962.38 : 732,306.30 = 475,508.82 : x
  2. Step 2: Convert to fraction form
    488,962.38/732,306.30 = 475,508.82/x
  3. Step 3: Cross multiply
    488,962.38x = 732,306.30 × 475,508.82
  4. Step 4: Simplify right side
    488,962.38x = 348,218,104,591.57
  5. Step 5: Solve for x
    x = 348,218,104,591.57/488,962.38
  6. Step 6: Final answer
    x = 712,157.25

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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.