Home / 931,710.20-1,397,759.70-532,023.80

Finding the Fourth Proportional to 931,710.20, 1,397,759.70 and 532,023.80

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Solution

The fourth proportional to 931,710.20, 1,397,759.70 and 532,023.80 is: 798,146.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,710.20 : 1,397,759.70 = 532,023.80 : x
  2. Step 2: Convert to fraction form
    931,710.20/1,397,759.70 = 532,023.80/x
  3. Step 3: Cross multiply
    931,710.20x = 1,397,759.70 × 532,023.80
  4. Step 4: Simplify right side
    931,710.20x = 743,641,427,080.86
  5. Step 5: Solve for x
    x = 743,641,427,080.86/931,710.20
  6. Step 6: Final answer
    x = 798,146.71

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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.