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Finding the Fourth Proportional to 482,049.57, 723,122.28 and 178,524.95

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Solution

The fourth proportional to 482,049.57, 723,122.28 and 178,524.95 is: 267,805.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,049.57 : 723,122.28 = 178,524.95 : x
  2. Step 2: Convert to fraction form
    482,049.57/723,122.28 = 178,524.95/x
  3. Step 3: Cross multiply
    482,049.57x = 723,122.28 × 178,524.95
  4. Step 4: Simplify right side
    482,049.57x = 129,095,370,688.69
  5. Step 5: Solve for x
    x = 129,095,370,688.69/482,049.57
  6. Step 6: Final answer
    x = 267,805.18

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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.