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Finding the Fourth Proportional to 269,593.38, 404,354.92 and 80,049.93

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Solution

The fourth proportional to 269,593.38, 404,354.92 and 80,049.93 is: 120,064.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,593.38 : 404,354.92 = 80,049.93 : x
  2. Step 2: Convert to fraction form
    269,593.38/404,354.92 = 80,049.93/x
  3. Step 3: Cross multiply
    269,593.38x = 404,354.92 × 80,049.93
  4. Step 4: Simplify right side
    269,593.38x = 32,368,583,041.16
  5. Step 5: Solve for x
    x = 32,368,583,041.16/269,593.38
  6. Step 6: Final answer
    x = 120,064.46

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1.5x scale

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.