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Finding the Third Proportional to 167,863.50 and 343,480.50

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Solution

The third proportional to 167,863.50 and 343,480.50 is: 702,826.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,863.50 : 343,480.50 = 343,480.50 : x
  2. Step 2: Convert to fraction form
    167,863.50/343,480.50 = 343,480.50/x
  3. Step 3: Cross multiply
    167,863.50x = 343,480.50 × 343,480.50
  4. Step 4: Simplify right side
    167,863.50x = 117,978,853,880.25
  5. Step 5: Solve for x
    x = 117,978,853,880.25/167,863.50
  6. Step 6: Final answer
    x = 702,826.13

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.