Home / 322,557.25-445,144.20-179,319.69

Finding the Fourth Proportional to 322,557.25, 445,144.20 and 179,319.69

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Solution

The fourth proportional to 322,557.25, 445,144.20 and 179,319.69 is: 247,469.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,557.25 : 445,144.20 = 179,319.69 : x
  2. Step 2: Convert to fraction form
    322,557.25/445,144.20 = 179,319.69/x
  3. Step 3: Cross multiply
    322,557.25x = 445,144.20 × 179,319.69
  4. Step 4: Simplify right side
    322,557.25x = 79,823,119,949.30
  5. Step 5: Solve for x
    x = 79,823,119,949.30/322,557.25
  6. Step 6: Final answer
    x = 247,469.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.