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Finding the Third Proportional to 826.50 and 1,610.25

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Solution

The third proportional to 826.50 and 1,610.25 is: 3,137.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    826.50 : 1,610.25 = 1,610.25 : x
  2. Step 2: Convert to fraction form
    826.50/1,610.25 = 1,610.25/x
  3. Step 3: Cross multiply
    826.50x = 1,610.25 × 1,610.25
  4. Step 4: Simplify right side
    826.50x = 2,592,905.06
  5. Step 5: Solve for x
    x = 2,592,905.06/826.50
  6. Step 6: Final answer
    x = 3,137.21

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.