Home / 494,272.86-741,466.88-178,878.30

Finding the Fourth Proportional to 494,272.86, 741,466.88 and 178,878.30

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Solution

The fourth proportional to 494,272.86, 741,466.88 and 178,878.30 is: 268,338.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,272.86 : 741,466.88 = 178,878.30 : x
  2. Step 2: Convert to fraction form
    494,272.86/741,466.88 = 178,878.30/x
  3. Step 3: Cross multiply
    494,272.86x = 741,466.88 × 178,878.30
  4. Step 4: Simplify right side
    494,272.86x = 132,632,335,000.70
  5. Step 5: Solve for x
    x = 132,632,335,000.70/494,272.86
  6. Step 6: Final answer
    x = 268,338.29

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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.