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Finding the Fourth Proportional to 493,661.08, 681,252.78 and 267,306.04

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Solution

The fourth proportional to 493,661.08, 681,252.78 and 267,306.04 is: 368,882.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,661.08 : 681,252.78 = 267,306.04 : x
  2. Step 2: Convert to fraction form
    493,661.08/681,252.78 = 267,306.04/x
  3. Step 3: Cross multiply
    493,661.08x = 681,252.78 × 267,306.04
  4. Step 4: Simplify right side
    493,661.08x = 182,102,982,860.79
  5. Step 5: Solve for x
    x = 182,102,982,860.79/493,661.08
  6. Step 6: Final answer
    x = 368,882.60

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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.