Home / 327,633.84-451,961.28-225,481.95

Finding the Fourth Proportional to 327,633.84, 451,961.28 and 225,481.95

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Solution

The fourth proportional to 327,633.84, 451,961.28 and 225,481.95 is: 311,045.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,633.84 : 451,961.28 = 225,481.95 : x
  2. Step 2: Convert to fraction form
    327,633.84/451,961.28 = 225,481.95/x
  3. Step 3: Cross multiply
    327,633.84x = 451,961.28 × 225,481.95
  4. Step 4: Simplify right side
    327,633.84x = 101,909,110,738.90
  5. Step 5: Solve for x
    x = 101,909,110,738.90/327,633.84
  6. Step 6: Final answer
    x = 311,045.75

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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.