Home / 396,736.91-547,664.52-267,849.95

Finding the Fourth Proportional to 396,736.91, 547,664.52 and 267,849.95

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Solution

The fourth proportional to 396,736.91, 547,664.52 and 267,849.95 is: 369,746.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,736.91 : 547,664.52 = 267,849.95 : x
  2. Step 2: Convert to fraction form
    396,736.91/547,664.52 = 267,849.95/x
  3. Step 3: Cross multiply
    396,736.91x = 547,664.52 × 267,849.95
  4. Step 4: Simplify right side
    396,736.91x = 146,691,914,298.77
  5. Step 5: Solve for x
    x = 146,691,914,298.77/396,736.91
  6. Step 6: Final answer
    x = 369,746.07

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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.