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Finding the Fourth Proportional to 461,332.53, 636,654.60 and 267,725.34

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Solution

The fourth proportional to 461,332.53, 636,654.60 and 267,725.34 is: 369,470.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,332.53 : 636,654.60 = 267,725.34 : x
  2. Step 2: Convert to fraction form
    461,332.53/636,654.60 = 267,725.34/x
  3. Step 3: Cross multiply
    461,332.53x = 636,654.60 × 267,725.34
  4. Step 4: Simplify right side
    461,332.53x = 170,448,569,247.56
  5. Step 5: Solve for x
    x = 170,448,569,247.56/461,332.53
  6. Step 6: Final answer
    x = 369,470.09

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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.