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Finding the Fourth Proportional to 624,463.52, 861,752.88 and 337,977.44

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Solution

The fourth proportional to 624,463.52, 861,752.88 and 337,977.44 is: 466,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,463.52 : 861,752.88 = 337,977.44 : x
  2. Step 2: Convert to fraction form
    624,463.52/861,752.88 = 337,977.44/x
  3. Step 3: Cross multiply
    624,463.52x = 861,752.88 × 337,977.44
  4. Step 4: Simplify right side
    624,463.52x = 291,253,032,295.03
  5. Step 5: Solve for x
    x = 291,253,032,295.03/624,463.52
  6. Step 6: Final answer
    x = 466,405.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.