Home / 755,057.46-1,132,585.92-275,321.46

Finding the Fourth Proportional to 755,057.46, 1,132,585.92 and 275,321.46

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Solution

The fourth proportional to 755,057.46, 1,132,585.92 and 275,321.46 is: 412,982.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,057.46 : 1,132,585.92 = 275,321.46 : x
  2. Step 2: Convert to fraction form
    755,057.46/1,132,585.92 = 275,321.46/x
  3. Step 3: Cross multiply
    755,057.46x = 1,132,585.92 × 275,321.46
  4. Step 4: Simplify right side
    755,057.46x = 311,825,209,069.84
  5. Step 5: Solve for x
    x = 311,825,209,069.84/755,057.46
  6. Step 6: Final answer
    x = 412,982.09

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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.