Home / 868,471.46-1,198,145.78-541,592.18

Finding the Fourth Proportional to 868,471.46, 1,198,145.78 and 541,592.18

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Solution

The fourth proportional to 868,471.46, 1,198,145.78 and 541,592.18 is: 747,182.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,471.46 : 1,198,145.78 = 541,592.18 : x
  2. Step 2: Convert to fraction form
    868,471.46/1,198,145.78 = 541,592.18/x
  3. Step 3: Cross multiply
    868,471.46x = 1,198,145.78 × 541,592.18
  4. Step 4: Simplify right side
    868,471.46x = 648,906,384,948.00
  5. Step 5: Solve for x
    x = 648,906,384,948.00/868,471.46
  6. Step 6: Final answer
    x = 747,182.16

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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.