Home / 327,625.40-452,262.55-220,257.71

Finding the Fourth Proportional to 327,625.40, 452,262.55 and 220,257.71

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Solution

The fourth proportional to 327,625.40, 452,262.55 and 220,257.71 is: 304,049.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,625.40 : 452,262.55 = 220,257.71 : x
  2. Step 2: Convert to fraction form
    327,625.40/452,262.55 = 220,257.71/x
  3. Step 3: Cross multiply
    327,625.40x = 452,262.55 × 220,257.71
  4. Step 4: Simplify right side
    327,625.40x = 99,614,313,581.76
  5. Step 5: Solve for x
    x = 99,614,313,581.76/327,625.40
  6. Step 6: Final answer
    x = 304,049.42

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1.5x scale

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.