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Finding the Fourth Proportional to 492,234.59, 738,375.33 and 239,213.63

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Solution

The fourth proportional to 492,234.59, 738,375.33 and 239,213.63 is: 358,831.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,234.59 : 738,375.33 = 239,213.63 : x
  2. Step 2: Convert to fraction form
    492,234.59/738,375.33 = 239,213.63/x
  3. Step 3: Cross multiply
    492,234.59x = 738,375.33 × 239,213.63
  4. Step 4: Simplify right side
    492,234.59x = 176,629,442,991.75
  5. Step 5: Solve for x
    x = 176,629,442,991.75/492,234.59
  6. Step 6: Final answer
    x = 358,831.84

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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.