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Finding the Fourth Proportional to 610,251.53, 915,375.46 and 154,841.88

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Solution

The fourth proportional to 610,251.53, 915,375.46 and 154,841.88 is: 232,262.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,251.53 : 915,375.46 = 154,841.88 : x
  2. Step 2: Convert to fraction form
    610,251.53/915,375.46 = 154,841.88/x
  3. Step 3: Cross multiply
    610,251.53x = 915,375.46 × 154,841.88
  4. Step 4: Simplify right side
    610,251.53x = 141,738,457,132.27
  5. Step 5: Solve for x
    x = 141,738,457,132.27/610,251.53
  6. Step 6: Final answer
    x = 232,262.35

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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.