Home / 755,028.17-1,132,541.85-275,291.90

Finding the Fourth Proportional to 755,028.17, 1,132,541.85 and 275,291.90

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Solution

The fourth proportional to 755,028.17, 1,132,541.85 and 275,291.90 is: 412,937.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,028.17 : 1,132,541.85 = 275,291.90 : x
  2. Step 2: Convert to fraction form
    755,028.17/1,132,541.85 = 275,291.90/x
  3. Step 3: Cross multiply
    755,028.17x = 1,132,541.85 × 275,291.90
  4. Step 4: Simplify right side
    755,028.17x = 311,779,593,508.20
  5. Step 5: Solve for x
    x = 311,779,593,508.20/755,028.17
  6. Step 6: Final answer
    x = 412,937.70

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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.