Home / 394,522.20-591,929.10-158,034.60

Finding the Fourth Proportional to 394,522.20, 591,929.10 and 158,034.60

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Solution

The fourth proportional to 394,522.20, 591,929.10 and 158,034.60 is: 237,110.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,522.20 : 591,929.10 = 158,034.60 : x
  2. Step 2: Convert to fraction form
    394,522.20/591,929.10 = 158,034.60/x
  3. Step 3: Cross multiply
    394,522.20x = 591,929.10 × 158,034.60
  4. Step 4: Simplify right side
    394,522.20x = 93,545,278,546.86
  5. Step 5: Solve for x
    x = 93,545,278,546.86/394,522.20
  6. Step 6: Final answer
    x = 237,110.30

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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.