Home / 379,052.25-522,469.17-268,708.50

Finding the Fourth Proportional to 379,052.25, 522,469.17 and 268,708.50

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Solution

The fourth proportional to 379,052.25, 522,469.17 and 268,708.50 is: 370,376.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,052.25 : 522,469.17 = 268,708.50 : x
  2. Step 2: Convert to fraction form
    379,052.25/522,469.17 = 268,708.50/x
  3. Step 3: Cross multiply
    379,052.25x = 522,469.17 × 268,708.50
  4. Step 4: Simplify right side
    379,052.25x = 140,391,906,966.95
  5. Step 5: Solve for x
    x = 140,391,906,966.95/379,052.25
  6. Step 6: Final answer
    x = 370,376.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.