Home / 327,200.97-491,063.93-169,474.53

Finding the Fourth Proportional to 327,200.97, 491,063.93 and 169,474.53

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Solution

The fourth proportional to 327,200.97, 491,063.93 and 169,474.53 is: 254,347.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,200.97 : 491,063.93 = 169,474.53 : x
  2. Step 2: Convert to fraction form
    327,200.97/491,063.93 = 169,474.53/x
  3. Step 3: Cross multiply
    327,200.97x = 491,063.93 × 169,474.53
  4. Step 4: Simplify right side
    327,200.97x = 83,222,828,736.70
  5. Step 5: Solve for x
    x = 83,222,828,736.70/327,200.97
  6. Step 6: Final answer
    x = 254,347.74

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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.