Home / 773,458.27-1,067,568.61-528,542.21

Finding the Fourth Proportional to 773,458.27, 1,067,568.61 and 528,542.21

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Solution

The fourth proportional to 773,458.27, 1,067,568.61 and 528,542.21 is: 729,522.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,458.27 : 1,067,568.61 = 528,542.21 : x
  2. Step 2: Convert to fraction form
    773,458.27/1,067,568.61 = 528,542.21/x
  3. Step 3: Cross multiply
    773,458.27x = 1,067,568.61 × 528,542.21
  4. Step 4: Simplify right side
    773,458.27x = 564,255,074,794.61
  5. Step 5: Solve for x
    x = 564,255,074,794.61/773,458.27
  6. Step 6: Final answer
    x = 729,522.33

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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.