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Finding the Fourth Proportional to 416,463.39, 625,457.70 and 381,329.24

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Solution

The fourth proportional to 416,463.39, 625,457.70 and 381,329.24 is: 572,692.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,463.39 : 625,457.70 = 381,329.24 : x
  2. Step 2: Convert to fraction form
    416,463.39/625,457.70 = 381,329.24/x
  3. Step 3: Cross multiply
    416,463.39x = 625,457.70 × 381,329.24
  4. Step 4: Simplify right side
    416,463.39x = 238,505,306,265.86
  5. Step 5: Solve for x
    x = 238,505,306,265.86/416,463.39
  6. Step 6: Final answer
    x = 572,692.13

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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.