Home / 494,454.78-741,682.17-178,837.88

Finding the Fourth Proportional to 494,454.78, 741,682.17 and 178,837.88

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Solution

The fourth proportional to 494,454.78, 741,682.17 and 178,837.88 is: 268,256.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,454.78 : 741,682.17 = 178,837.88 : x
  2. Step 2: Convert to fraction form
    494,454.78/741,682.17 = 178,837.88/x
  3. Step 3: Cross multiply
    494,454.78x = 741,682.17 × 178,837.88
  4. Step 4: Simplify right side
    494,454.78x = 132,640,863,208.19
  5. Step 5: Solve for x
    x = 132,640,863,208.19/494,454.78
  6. Step 6: Final answer
    x = 268,256.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.