Home / 494,034.22-681,767.66-267,679.72

Finding the Fourth Proportional to 494,034.22, 681,767.66 and 267,679.72

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Solution

The fourth proportional to 494,034.22, 681,767.66 and 267,679.72 is: 369,398.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,034.22 : 681,767.66 = 267,679.72 : x
  2. Step 2: Convert to fraction form
    494,034.22/681,767.66 = 267,679.72/x
  3. Step 3: Cross multiply
    494,034.22x = 681,767.66 × 267,679.72
  4. Step 4: Simplify right side
    494,034.22x = 182,495,376,333.86
  5. Step 5: Solve for x
    x = 182,495,376,333.86/494,034.22
  6. Step 6: Final answer
    x = 369,398.25

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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.