Home / 327,619.32-451,989.02-203,382.02

Finding the Fourth Proportional to 327,619.32, 451,989.02 and 203,382.02

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Solution

The fourth proportional to 327,619.32, 451,989.02 and 203,382.02 is: 280,589.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,619.32 : 451,989.02 = 203,382.02 : x
  2. Step 2: Convert to fraction form
    327,619.32/451,989.02 = 203,382.02/x
  3. Step 3: Cross multiply
    327,619.32x = 451,989.02 × 203,382.02
  4. Step 4: Simplify right side
    327,619.32x = 91,926,436,628.57
  5. Step 5: Solve for x
    x = 91,926,436,628.57/327,619.32
  6. Step 6: Final answer
    x = 280,589.18

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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.