Home / 494,120.48-681,886.20-267,765.98

Finding the Fourth Proportional to 494,120.48, 681,886.20 and 267,765.98

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Solution

The fourth proportional to 494,120.48, 681,886.20 and 267,765.98 is: 369,517.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,120.48 : 681,886.20 = 267,765.98 : x
  2. Step 2: Convert to fraction form
    494,120.48/681,886.20 = 267,765.98/x
  3. Step 3: Cross multiply
    494,120.48x = 681,886.20 × 267,765.98
  4. Step 4: Simplify right side
    494,120.48x = 182,585,926,591.48
  5. Step 5: Solve for x
    x = 182,585,926,591.48/494,120.48
  6. Step 6: Final answer
    x = 369,517.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.