Home / 754,820.66-1,131,796.83-451,517.78

Finding the Fourth Proportional to 754,820.66, 1,131,796.83 and 451,517.78

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Solution

The fourth proportional to 754,820.66, 1,131,796.83 and 451,517.78 is: 677,016.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,820.66 : 1,131,796.83 = 451,517.78 : x
  2. Step 2: Convert to fraction form
    754,820.66/1,131,796.83 = 451,517.78/x
  3. Step 3: Cross multiply
    754,820.66x = 1,131,796.83 × 451,517.78
  4. Step 4: Simplify right side
    754,820.66x = 511,026,392,092.64
  5. Step 5: Solve for x
    x = 511,026,392,092.64/754,820.66
  6. Step 6: Final answer
    x = 677,016.96

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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.