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Finding the Fourth Proportional to 269,446.10, 404,169.15 and 264,838.10

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Solution

The fourth proportional to 269,446.10, 404,169.15 and 264,838.10 is: 397,257.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,446.10 : 404,169.15 = 264,838.10 : x
  2. Step 2: Convert to fraction form
    269,446.10/404,169.15 = 264,838.10/x
  3. Step 3: Cross multiply
    269,446.10x = 404,169.15 × 264,838.10
  4. Step 4: Simplify right side
    269,446.10x = 107,039,389,764.62
  5. Step 5: Solve for x
    x = 107,039,389,764.62/269,446.10
  6. Step 6: Final answer
    x = 397,257.15

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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.