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Finding the Fourth Proportional to 482,337.20, 665,581.72 and 267,476.60

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Solution

The fourth proportional to 482,337.20, 665,581.72 and 267,476.60 is: 369,093.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,337.20 : 665,581.72 = 267,476.60 : x
  2. Step 2: Convert to fraction form
    482,337.20/665,581.72 = 267,476.60/x
  3. Step 3: Cross multiply
    482,337.20x = 665,581.72 × 267,476.60
  4. Step 4: Simplify right side
    482,337.20x = 178,027,535,487.75
  5. Step 5: Solve for x
    x = 178,027,535,487.75/482,337.20
  6. Step 6: Final answer
    x = 369,093.52

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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.