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Finding the Fourth Proportional to 269,721.44, 404,550.72 and 169,586.08

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Solution

The fourth proportional to 269,721.44, 404,550.72 and 169,586.08 is: 254,359.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,721.44 : 404,550.72 = 169,586.08 : x
  2. Step 2: Convert to fraction form
    269,721.44/404,550.72 = 169,586.08/x
  3. Step 3: Cross multiply
    269,721.44x = 404,550.72 × 169,586.08
  4. Step 4: Simplify right side
    269,721.44x = 68,606,170,765.98
  5. Step 5: Solve for x
    x = 68,606,170,765.98/269,721.44
  6. Step 6: Final answer
    x = 254,359.35

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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.