Home / 494,006.40-681,729.48-267,651.72

Finding the Fourth Proportional to 494,006.40, 681,729.48 and 267,651.72

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Solution

The fourth proportional to 494,006.40, 681,729.48 and 267,651.72 is: 369,359.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,006.40 : 681,729.48 = 267,651.72 : x
  2. Step 2: Convert to fraction form
    494,006.40/681,729.48 = 267,651.72/x
  3. Step 3: Cross multiply
    494,006.40x = 681,729.48 × 267,651.72
  4. Step 4: Simplify right side
    494,006.40x = 182,466,067,896.71
  5. Step 5: Solve for x
    x = 182,466,067,896.71/494,006.40
  6. Step 6: Final answer
    x = 369,359.72

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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.