Home / 748,625.87-1,123,521.13-522,517.41

Finding the Fourth Proportional to 748,625.87, 1,123,521.13 and 522,517.41

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Solution

The fourth proportional to 748,625.87, 1,123,521.13 and 522,517.41 is: 784,182.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,625.87 : 1,123,521.13 = 522,517.41 : x
  2. Step 2: Convert to fraction form
    748,625.87/1,123,521.13 = 522,517.41/x
  3. Step 3: Cross multiply
    748,625.87x = 1,123,521.13 × 522,517.41
  4. Step 4: Simplify right side
    748,625.87x = 587,059,348,641.86
  5. Step 5: Solve for x
    x = 587,059,348,641.86/748,625.87
  6. Step 6: Final answer
    x = 784,182.55

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1.5x scale

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.