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Finding the Third Proportional to 219,694.50 and 329,541.75

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Solution

The third proportional to 219,694.50 and 329,541.75 is: 494,312.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,694.50 : 329,541.75 = 329,541.75 : x
  2. Step 2: Convert to fraction form
    219,694.50/329,541.75 = 329,541.75/x
  3. Step 3: Cross multiply
    219,694.50x = 329,541.75 × 329,541.75
  4. Step 4: Simplify right side
    219,694.50x = 108,597,764,993.06
  5. Step 5: Solve for x
    x = 108,597,764,993.06/219,694.50
  6. Step 6: Final answer
    x = 494,312.63

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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.