Home / 327,618.87-452,253.54-220,251.18

Finding the Fourth Proportional to 327,618.87, 452,253.54 and 220,251.18

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Solution

The fourth proportional to 327,618.87, 452,253.54 and 220,251.18 is: 304,040.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,618.87 : 452,253.54 = 220,251.18 : x
  2. Step 2: Convert to fraction form
    327,618.87/452,253.54 = 220,251.18/x
  3. Step 3: Cross multiply
    327,618.87x = 452,253.54 × 220,251.18
  4. Step 4: Simplify right side
    327,618.87x = 99,609,377,300.59
  5. Step 5: Solve for x
    x = 99,609,377,300.59/327,618.87
  6. Step 6: Final answer
    x = 304,040.42

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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.