Home / 754,929.52-1,132,044.36-281,487.76

Finding the Fourth Proportional to 754,929.52, 1,132,044.36 and 281,487.76

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Solution

The fourth proportional to 754,929.52, 1,132,044.36 and 281,487.76 is: 422,101.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,929.52 : 1,132,044.36 = 281,487.76 : x
  2. Step 2: Convert to fraction form
    754,929.52/1,132,044.36 = 281,487.76/x
  3. Step 3: Cross multiply
    754,929.52x = 1,132,044.36 × 281,487.76
  4. Step 4: Simplify right side
    754,929.52x = 318,656,627,231.34
  5. Step 5: Solve for x
    x = 318,656,627,231.34/754,929.52
  6. Step 6: Final answer
    x = 422,101.16

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1.5x scale

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.