Home / 773,138.88-1,159,747.20-267,724.80

Finding the Fourth Proportional to 773,138.88, 1,159,747.20 and 267,724.80

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Solution

The fourth proportional to 773,138.88, 1,159,747.20 and 267,724.80 is: 401,600.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,138.88 : 1,159,747.20 = 267,724.80 : x
  2. Step 2: Convert to fraction form
    773,138.88/1,159,747.20 = 267,724.80/x
  3. Step 3: Cross multiply
    773,138.88x = 1,159,747.20 × 267,724.80
  4. Step 4: Simplify right side
    773,138.88x = 310,493,087,170.56
  5. Step 5: Solve for x
    x = 310,493,087,170.56/773,138.88
  6. Step 6: Final answer
    x = 401,600.66

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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.