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Finding the Third Proportional to 195,817.50 and 292,995

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Solution

The third proportional to 195,817.50 and 292,995 is: 438,398.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,817.50 : 292,995 = 292,995 : x
  2. Step 2: Convert to fraction form
    195,817.50/292,995 = 292,995/x
  3. Step 3: Cross multiply
    195,817.50x = 292,995 × 292,995
  4. Step 4: Simplify right side
    195,817.50x = 85,846,070,025
  5. Step 5: Solve for x
    x = 85,846,070,025/195,817.50
  6. Step 6: Final answer
    x = 438,398.36

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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.