Home / 765,992.48-1,149,513.76-267,356.48

Finding the Fourth Proportional to 765,992.48, 1,149,513.76 and 267,356.48

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Solution

The fourth proportional to 765,992.48, 1,149,513.76 and 267,356.48 is: 401,217.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,992.48 : 1,149,513.76 = 267,356.48 : x
  2. Step 2: Convert to fraction form
    765,992.48/1,149,513.76 = 267,356.48/x
  3. Step 3: Cross multiply
    765,992.48x = 1,149,513.76 × 267,356.48
  4. Step 4: Simplify right side
    765,992.48x = 307,329,952,585.17
  5. Step 5: Solve for x
    x = 307,329,952,585.17/765,992.48
  6. Step 6: Final answer
    x = 401,217.98

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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.