Home / 755,067.28-1,132,599.76-517,690.32

Finding the Fourth Proportional to 755,067.28, 1,132,599.76 and 517,690.32

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Solution

The fourth proportional to 755,067.28, 1,132,599.76 and 517,690.32 is: 776,534.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,067.28 : 1,132,599.76 = 517,690.32 : x
  2. Step 2: Convert to fraction form
    755,067.28/1,132,599.76 = 517,690.32/x
  3. Step 3: Cross multiply
    755,067.28x = 1,132,599.76 × 517,690.32
  4. Step 4: Simplify right side
    755,067.28x = 586,335,932,186.32
  5. Step 5: Solve for x
    x = 586,335,932,186.32/755,067.28
  6. Step 6: Final answer
    x = 776,534.68

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1.5x scale

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.