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Finding the Third Proportional to 203,456.81 and 441,940.50

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Solution

The third proportional to 203,456.81 and 441,940.50 is: 959,964.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,456.81 : 441,940.50 = 441,940.50 : x
  2. Step 2: Convert to fraction form
    203,456.81/441,940.50 = 441,940.50/x
  3. Step 3: Cross multiply
    203,456.81x = 441,940.50 × 441,940.50
  4. Step 4: Simplify right side
    203,456.81x = 195,311,405,540.25
  5. Step 5: Solve for x
    x = 195,311,405,540.25/203,456.81
  6. Step 6: Final answer
    x = 959,964.93

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.