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Finding the Fourth Proportional to 269,388.88, 404,085.34 and 119,588.90

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Solution

The fourth proportional to 269,388.88, 404,085.34 and 119,588.90 is: 179,384.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,388.88 : 404,085.34 = 119,588.90 : x
  2. Step 2: Convert to fraction form
    269,388.88/404,085.34 = 119,588.90/x
  3. Step 3: Cross multiply
    269,388.88x = 404,085.34 × 119,588.90
  4. Step 4: Simplify right side
    269,388.88x = 48,324,119,296.30
  5. Step 5: Solve for x
    x = 48,324,119,296.30/269,388.88
  6. Step 6: Final answer
    x = 179,384.24

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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.