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Finding the Fourth Proportional to 269,559.80, 404,631.30 and 169,832.60

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Solution

The fourth proportional to 269,559.80, 404,631.30 and 169,832.60 is: 254,932.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,559.80 : 404,631.30 = 169,832.60 : x
  2. Step 2: Convert to fraction form
    269,559.80/404,631.30 = 169,832.60/x
  3. Step 3: Cross multiply
    269,559.80x = 404,631.30 × 169,832.60
  4. Step 4: Simplify right side
    269,559.80x = 68,719,585,720.38
  5. Step 5: Solve for x
    x = 68,719,585,720.38/269,559.80
  6. Step 6: Final answer
    x = 254,932.62

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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.