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Finding the Fourth Proportional to 252,382.46, 379,123.44 and 152,589.68

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Solution

The fourth proportional to 252,382.46, 379,123.44 and 152,589.68 is: 229,216.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,382.46 : 379,123.44 = 152,589.68 : x
  2. Step 2: Convert to fraction form
    252,382.46/379,123.44 = 152,589.68/x
  3. Step 3: Cross multiply
    252,382.46x = 379,123.44 × 152,589.68
  4. Step 4: Simplify right side
    252,382.46x = 57,850,324,390.10
  5. Step 5: Solve for x
    x = 57,850,324,390.10/252,382.46
  6. Step 6: Final answer
    x = 229,216.90

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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.