Home / 494,123.22-681,871.77-267,763.86

Finding the Fourth Proportional to 494,123.22, 681,871.77 and 267,763.86

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Solution

The fourth proportional to 494,123.22, 681,871.77 and 267,763.86 is: 369,504.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,123.22 : 681,871.77 = 267,763.86 : x
  2. Step 2: Convert to fraction form
    494,123.22/681,871.77 = 267,763.86/x
  3. Step 3: Cross multiply
    494,123.22x = 681,871.77 × 267,763.86
  4. Step 4: Simplify right side
    494,123.22x = 182,580,617,160.23
  5. Step 5: Solve for x
    x = 182,580,617,160.23/494,123.22
  6. Step 6: Final answer
    x = 369,504.22

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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.