Home / 269,491.15-404,564.78-136,302.85

Finding the Fourth Proportional to 269,491.15, 404,564.78 and 136,302.85

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Solution

The fourth proportional to 269,491.15, 404,564.78 and 136,302.85 is: 204,620.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,491.15 : 404,564.78 = 136,302.85 : x
  2. Step 2: Convert to fraction form
    269,491.15/404,564.78 = 136,302.85/x
  3. Step 3: Cross multiply
    269,491.15x = 404,564.78 × 136,302.85
  4. Step 4: Simplify right side
    269,491.15x = 55,143,331,842.11
  5. Step 5: Solve for x
    x = 55,143,331,842.11/269,491.15
  6. Step 6: Final answer
    x = 204,620.20

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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.