Home / 327,336.56-451,571.88-212,607.04

Finding the Fourth Proportional to 327,336.56, 451,571.88 and 212,607.04

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Solution

The fourth proportional to 327,336.56, 451,571.88 and 212,607.04 is: 293,298.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,336.56 : 451,571.88 = 212,607.04 : x
  2. Step 2: Convert to fraction form
    327,336.56/451,571.88 = 212,607.04/x
  3. Step 3: Cross multiply
    327,336.56x = 451,571.88 × 212,607.04
  4. Step 4: Simplify right side
    327,336.56x = 96,007,360,754.04
  5. Step 5: Solve for x
    x = 96,007,360,754.04/327,336.56
  6. Step 6: Final answer
    x = 293,298.62

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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.