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Finding the Fourth Proportional to 269,456.72, 403,920.84 and 229,565.84

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Solution

The fourth proportional to 269,456.72, 403,920.84 and 229,565.84 is: 344,123.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,456.72 : 403,920.84 = 229,565.84 : x
  2. Step 2: Convert to fraction form
    269,456.72/403,920.84 = 229,565.84/x
  3. Step 3: Cross multiply
    269,456.72x = 403,920.84 × 229,565.84
  4. Step 4: Simplify right side
    269,456.72x = 92,726,426,928.11
  5. Step 5: Solve for x
    x = 92,726,426,928.11/269,456.72
  6. Step 6: Final answer
    x = 344,123.64

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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.