Home / 269,819.35-404,658.49-80,228.66

Finding the Fourth Proportional to 269,819.35, 404,658.49 and 80,228.66

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Solution

The fourth proportional to 269,819.35, 404,658.49 and 80,228.66 is: 120,322.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,819.35 : 404,658.49 = 80,228.66 : x
  2. Step 2: Convert to fraction form
    269,819.35/404,658.49 = 80,228.66/x
  3. Step 3: Cross multiply
    269,819.35x = 404,658.49 × 80,228.66
  4. Step 4: Simplify right side
    269,819.35x = 32,465,208,410.32
  5. Step 5: Solve for x
    x = 32,465,208,410.32/269,819.35
  6. Step 6: Final answer
    x = 120,322.02

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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.