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Finding the Fourth Proportional to 482,151.60, 665,408.52 and 267,359.04

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Solution

The fourth proportional to 482,151.60, 665,408.52 and 267,359.04 is: 368,977.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,151.60 : 665,408.52 = 267,359.04 : x
  2. Step 2: Convert to fraction form
    482,151.60/665,408.52 = 267,359.04/x
  3. Step 3: Cross multiply
    482,151.60x = 665,408.52 × 267,359.04
  4. Step 4: Simplify right side
    482,151.60x = 177,902,983,115.02
  5. Step 5: Solve for x
    x = 177,902,983,115.02/482,151.60
  6. Step 6: Final answer
    x = 368,977.27

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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.