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Finding the Fourth Proportional to 373,552.38, 560,134.02 and 133,573.78

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Solution

The fourth proportional to 373,552.38, 560,134.02 and 133,573.78 is: 200,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,552.38 : 560,134.02 = 133,573.78 : x
  2. Step 2: Convert to fraction form
    373,552.38/560,134.02 = 133,573.78/x
  3. Step 3: Cross multiply
    373,552.38x = 560,134.02 × 133,573.78
  4. Step 4: Simplify right side
    373,552.38x = 74,819,218,358.00
  5. Step 5: Solve for x
    x = 74,819,218,358.00/373,552.38
  6. Step 6: Final answer
    x = 200,291.10

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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.