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Finding the Fourth Proportional to 269,314.72, 403,833.66 and 79,751.28

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Solution

The fourth proportional to 269,314.72, 403,833.66 and 79,751.28 is: 119,585.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,314.72 : 403,833.66 = 79,751.28 : x
  2. Step 2: Convert to fraction form
    269,314.72/403,833.66 = 79,751.28/x
  3. Step 3: Cross multiply
    269,314.72x = 403,833.66 × 79,751.28
  4. Step 4: Simplify right side
    269,314.72x = 32,206,251,292.08
  5. Step 5: Solve for x
    x = 32,206,251,292.08/269,314.72
  6. Step 6: Final answer
    x = 119,585.93

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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.