Home / 725,849.28-1,088,775.54-220,414.14

Finding the Fourth Proportional to 725,849.28, 1,088,775.54 and 220,414.14

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Solution

The fourth proportional to 725,849.28, 1,088,775.54 and 220,414.14 is: 330,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,849.28 : 1,088,775.54 = 220,414.14 : x
  2. Step 2: Convert to fraction form
    725,849.28/1,088,775.54 = 220,414.14/x
  3. Step 3: Cross multiply
    725,849.28x = 1,088,775.54 × 220,414.14
  4. Step 4: Simplify right side
    725,849.28x = 239,981,524,302.14
  5. Step 5: Solve for x
    x = 239,981,524,302.14/725,849.28
  6. Step 6: Final answer
    x = 330,621.70

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1.5x scale

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.