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Finding the Fourth Proportional to 482,516.48, 665,952.59 and 267,725.75

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Solution

The fourth proportional to 482,516.48, 665,952.59 and 267,725.75 is: 369,505.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,516.48 : 665,952.59 = 267,725.75 : x
  2. Step 2: Convert to fraction form
    482,516.48/665,952.59 = 267,725.75/x
  3. Step 3: Cross multiply
    482,516.48x = 665,952.59 × 267,725.75
  4. Step 4: Simplify right side
    482,516.48x = 178,292,651,953.80
  5. Step 5: Solve for x
    x = 178,292,651,953.80/482,516.48
  6. Step 6: Final answer
    x = 369,505.83

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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.