Home / 755,068.28-1,132,601.26-517,691.32

Finding the Fourth Proportional to 755,068.28, 1,132,601.26 and 517,691.32

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Solution

The fourth proportional to 755,068.28, 1,132,601.26 and 517,691.32 is: 776,536.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,068.28 : 1,132,601.26 = 517,691.32 : x
  2. Step 2: Convert to fraction form
    755,068.28/1,132,601.26 = 517,691.32/x
  3. Step 3: Cross multiply
    755,068.28x = 1,132,601.26 × 517,691.32
  4. Step 4: Simplify right side
    755,068.28x = 586,337,841,323.06
  5. Step 5: Solve for x
    x = 586,337,841,323.06/755,068.28
  6. Step 6: Final answer
    x = 776,536.18

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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.