Home / 754,930.64-1,132,046.04-281,488.88

Finding the Fourth Proportional to 754,930.64, 1,132,046.04 and 281,488.88

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Solution

The fourth proportional to 754,930.64, 1,132,046.04 and 281,488.88 is: 422,102.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,930.64 : 1,132,046.04 = 281,488.88 : x
  2. Step 2: Convert to fraction form
    754,930.64/1,132,046.04 = 281,488.88/x
  3. Step 3: Cross multiply
    754,930.64x = 1,132,046.04 × 281,488.88
  4. Step 4: Simplify right side
    754,930.64x = 318,658,375,793.73
  5. Step 5: Solve for x
    x = 318,658,375,793.73/754,930.64
  6. Step 6: Final answer
    x = 422,102.85

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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.