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Finding the Fourth Proportional to 482,353.60, 665,649.49 and 267,513.52

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Solution

The fourth proportional to 482,353.60, 665,649.49 and 267,513.52 is: 369,169.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,353.60 : 665,649.49 = 267,513.52 : x
  2. Step 2: Convert to fraction form
    482,353.60/665,649.49 = 267,513.52/x
  3. Step 3: Cross multiply
    482,353.60x = 665,649.49 × 267,513.52
  4. Step 4: Simplify right side
    482,353.60x = 178,070,234,827.86
  5. Step 5: Solve for x
    x = 178,070,234,827.86/482,353.60
  6. Step 6: Final answer
    x = 369,169.50

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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.