Home / 327,078.44-451,372.26-198,015.16

Finding the Fourth Proportional to 327,078.44, 451,372.26 and 198,015.16

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Solution

The fourth proportional to 327,078.44, 451,372.26 and 198,015.16 is: 273,263.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,078.44 : 451,372.26 = 198,015.16 : x
  2. Step 2: Convert to fraction form
    327,078.44/451,372.26 = 198,015.16/x
  3. Step 3: Cross multiply
    327,078.44x = 451,372.26 × 198,015.16
  4. Step 4: Simplify right side
    327,078.44x = 89,378,550,283.46
  5. Step 5: Solve for x
    x = 89,378,550,283.46/327,078.44
  6. Step 6: Final answer
    x = 273,263.35

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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.