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Finding the Fourth Proportional to 482,046.18, 723,117.22 and 178,521.56

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Solution

The fourth proportional to 482,046.18, 723,117.22 and 178,521.56 is: 267,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,046.18 : 723,117.22 = 178,521.56 : x
  2. Step 2: Convert to fraction form
    482,046.18/723,117.22 = 178,521.56/x
  3. Step 3: Cross multiply
    482,046.18x = 723,117.22 × 178,521.56
  4. Step 4: Simplify right side
    482,046.18x = 129,092,014,177.26
  5. Step 5: Solve for x
    x = 129,092,014,177.26/482,046.18
  6. Step 6: Final answer
    x = 267,800.10

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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.