Home / 765,963.52-1,149,470.12-267,327.52

Finding the Fourth Proportional to 765,963.52, 1,149,470.12 and 267,327.52

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Solution

The fourth proportional to 765,963.52, 1,149,470.12 and 267,327.52 is: 401,174.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,963.52 : 1,149,470.12 = 267,327.52 : x
  2. Step 2: Convert to fraction form
    765,963.52/1,149,470.12 = 267,327.52/x
  3. Step 3: Cross multiply
    765,963.52x = 1,149,470.12 × 267,327.52
  4. Step 4: Simplify right side
    765,963.52x = 307,284,996,493.70
  5. Step 5: Solve for x
    x = 307,284,996,493.70/765,963.52
  6. Step 6: Final answer
    x = 401,174.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.