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Finding the Fourth Proportional to 327,880.30, 492,039.15 and 150,295.90

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Solution

The fourth proportional to 327,880.30, 492,039.15 and 150,295.90 is: 225,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,880.30 : 492,039.15 = 150,295.90 : x
  2. Step 2: Convert to fraction form
    327,880.30/492,039.15 = 150,295.90/x
  3. Step 3: Cross multiply
    327,880.30x = 492,039.15 × 150,295.90
  4. Step 4: Simplify right side
    327,880.30x = 73,951,466,884.49
  5. Step 5: Solve for x
    x = 73,951,466,884.49/327,880.30
  6. Step 6: Final answer
    x = 225,544.10

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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.