Home / 961,270.17-1,326,549.24-542,132.69

Finding the Fourth Proportional to 961,270.17, 1,326,549.24 and 542,132.69

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Solution

The fourth proportional to 961,270.17, 1,326,549.24 and 542,132.69 is: 748,141.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,270.17 : 1,326,549.24 = 542,132.69 : x
  2. Step 2: Convert to fraction form
    961,270.17/1,326,549.24 = 542,132.69/x
  3. Step 3: Cross multiply
    961,270.17x = 1,326,549.24 × 542,132.69
  4. Step 4: Simplify right side
    961,270.17x = 719,165,701,265.91
  5. Step 5: Solve for x
    x = 719,165,701,265.91/961,270.17
  6. Step 6: Final answer
    x = 748,141.08

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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.