Home / 755,610.18-1,133,414.16-518,233.20

Finding the Fourth Proportional to 755,610.18, 1,133,414.16 and 518,233.20

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Solution

The fourth proportional to 755,610.18, 1,133,414.16 and 518,233.20 is: 777,349.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,610.18 : 1,133,414.16 = 518,233.20 : x
  2. Step 2: Convert to fraction form
    755,610.18/1,133,414.16 = 518,233.20/x
  3. Step 3: Cross multiply
    755,610.18x = 1,133,414.16 × 518,233.20
  4. Step 4: Simplify right side
    755,610.18x = 587,372,847,062.11
  5. Step 5: Solve for x
    x = 587,372,847,062.11/755,610.18
  6. Step 6: Final answer
    x = 777,349.04

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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.