Home / 274,180.35-411,278.94-74,504.96

Finding the Fourth Proportional to 274,180.35, 411,278.94 and 74,504.96

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Solution

The fourth proportional to 274,180.35, 411,278.94 and 74,504.96 is: 111,759.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,180.35 : 411,278.94 = 74,504.96 : x
  2. Step 2: Convert to fraction form
    274,180.35/411,278.94 = 74,504.96/x
  3. Step 3: Cross multiply
    274,180.35x = 411,278.94 × 74,504.96
  4. Step 4: Simplify right side
    274,180.35x = 30,642,318,917.15
  5. Step 5: Solve for x
    x = 30,642,318,917.15/274,180.35
  6. Step 6: Final answer
    x = 111,759.72

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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.