Home / 494,116.47-681,880.95-267,761.97

Finding the Fourth Proportional to 494,116.47, 681,880.95 and 267,761.97

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Solution

The fourth proportional to 494,116.47, 681,880.95 and 267,761.97 is: 369,511.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,116.47 : 681,880.95 = 267,761.97 : x
  2. Step 2: Convert to fraction form
    494,116.47/681,880.95 = 267,761.97/x
  3. Step 3: Cross multiply
    494,116.47x = 681,880.95 × 267,761.97
  4. Step 4: Simplify right side
    494,116.47x = 182,581,786,477.47
  5. Step 5: Solve for x
    x = 182,581,786,477.47/494,116.47
  6. Step 6: Final answer
    x = 369,511.64

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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.