Home / 765,099.24-1,055,833.92-425,567.52

Finding the Fourth Proportional to 765,099.24, 1,055,833.92 and 425,567.52

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Solution

The fourth proportional to 765,099.24, 1,055,833.92 and 425,567.52 is: 587,281.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,099.24 : 1,055,833.92 = 425,567.52 : x
  2. Step 2: Convert to fraction form
    765,099.24/1,055,833.92 = 425,567.52/x
  3. Step 3: Cross multiply
    765,099.24x = 1,055,833.92 × 425,567.52
  4. Step 4: Simplify right side
    765,099.24x = 449,328,622,866.28
  5. Step 5: Solve for x
    x = 449,328,622,866.28/765,099.24
  6. Step 6: Final answer
    x = 587,281.49

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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.