Home / 791,708.63-1,092,531.29-469,227.28

Finding the Fourth Proportional to 791,708.63, 1,092,531.29 and 469,227.28

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Solution

The fourth proportional to 791,708.63, 1,092,531.29 and 469,227.28 is: 647,517.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,708.63 : 1,092,531.29 = 469,227.28 : x
  2. Step 2: Convert to fraction form
    791,708.63/1,092,531.29 = 469,227.28/x
  3. Step 3: Cross multiply
    791,708.63x = 1,092,531.29 × 469,227.28
  4. Step 4: Simplify right side
    791,708.63x = 512,645,485,132.03
  5. Step 5: Solve for x
    x = 512,645,485,132.03/791,708.63
  6. Step 6: Final answer
    x = 647,517.87

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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.