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Finding the Fourth Proportional to 482,282.46, 665,548.65 and 267,417

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Solution

The fourth proportional to 482,282.46, 665,548.65 and 267,417 is: 369,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,282.46 : 665,548.65 = 267,417 : x
  2. Step 2: Convert to fraction form
    482,282.46/665,548.65 = 267,417/x
  3. Step 3: Cross multiply
    482,282.46x = 665,548.65 × 267,417
  4. Step 4: Simplify right side
    482,282.46x = 177,979,023,337.05
  5. Step 5: Solve for x
    x = 177,979,023,337.05/482,282.46
  6. Step 6: Final answer
    x = 369,034.83

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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.