Home / 931,711.20-1,397,761.20-532,024.80

Finding the Fourth Proportional to 931,711.20, 1,397,761.20 and 532,024.80

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Solution

The fourth proportional to 931,711.20, 1,397,761.20 and 532,024.80 is: 798,148.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,711.20 : 1,397,761.20 = 532,024.80 : x
  2. Step 2: Convert to fraction form
    931,711.20/1,397,761.20 = 532,024.80/x
  3. Step 3: Cross multiply
    931,711.20x = 1,397,761.20 × 532,024.80
  4. Step 4: Simplify right side
    931,711.20x = 743,643,622,877.76
  5. Step 5: Solve for x
    x = 743,643,622,877.76/931,711.20
  6. Step 6: Final answer
    x = 798,148.21

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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.