Home / 327,731.37-452,409.06-220,363.62

Finding the Fourth Proportional to 327,731.37, 452,409.06 and 220,363.62

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Solution

The fourth proportional to 327,731.37, 452,409.06 and 220,363.62 is: 304,195.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,731.37 : 452,409.06 = 220,363.62 : x
  2. Step 2: Convert to fraction form
    327,731.37/452,409.06 = 220,363.62/x
  3. Step 3: Cross multiply
    327,731.37x = 452,409.06 × 220,363.62
  4. Step 4: Simplify right side
    327,731.37x = 99,694,498,182.40
  5. Step 5: Solve for x
    x = 99,694,498,182.40/327,731.37
  6. Step 6: Final answer
    x = 304,195.78

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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.