Home / 494,045.76-681,783.64-267,691.26

Finding the Fourth Proportional to 494,045.76, 681,783.64 and 267,691.26

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Solution

The fourth proportional to 494,045.76, 681,783.64 and 267,691.26 is: 369,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,045.76 : 681,783.64 = 267,691.26 : x
  2. Step 2: Convert to fraction form
    494,045.76/681,783.64 = 267,691.26/x
  3. Step 3: Cross multiply
    494,045.76x = 681,783.64 × 267,691.26
  4. Step 4: Simplify right side
    494,045.76x = 182,507,520,969.76
  5. Step 5: Solve for x
    x = 182,507,520,969.76/494,045.76
  6. Step 6: Final answer
    x = 369,414.20

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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.