Home / 461,320.11-636,637.52-267,712.91

Finding the Fourth Proportional to 461,320.11, 636,637.52 and 267,712.91

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Solution

The fourth proportional to 461,320.11, 636,637.52 and 267,712.91 is: 369,452.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,320.11 : 636,637.52 = 267,712.91 : x
  2. Step 2: Convert to fraction form
    461,320.11/636,637.52 = 267,712.91/x
  3. Step 3: Cross multiply
    461,320.11x = 636,637.52 × 267,712.91
  4. Step 4: Simplify right side
    461,320.11x = 170,436,080,580.48
  5. Step 5: Solve for x
    x = 170,436,080,580.48/461,320.11
  6. Step 6: Final answer
    x = 369,452.96

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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.