Home / 327,027.46-451,113.28-205,960.68

Finding the Fourth Proportional to 327,027.46, 451,113.28 and 205,960.68

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Solution

The fourth proportional to 327,027.46, 451,113.28 and 205,960.68 is: 284,109.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,027.46 : 451,113.28 = 205,960.68 : x
  2. Step 2: Convert to fraction form
    327,027.46/451,113.28 = 205,960.68/x
  3. Step 3: Cross multiply
    327,027.46x = 451,113.28 × 205,960.68
  4. Step 4: Simplify right side
    327,027.46x = 92,911,597,905.83
  5. Step 5: Solve for x
    x = 92,911,597,905.83/327,027.46
  6. Step 6: Final answer
    x = 284,109.47

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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.