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Finding the Third Proportional to 170,845.50 and 260,480.25

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Solution

The third proportional to 170,845.50 and 260,480.25 is: 397,142.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,845.50 : 260,480.25 = 260,480.25 : x
  2. Step 2: Convert to fraction form
    170,845.50/260,480.25 = 260,480.25/x
  3. Step 3: Cross multiply
    170,845.50x = 260,480.25 × 260,480.25
  4. Step 4: Simplify right side
    170,845.50x = 67,849,960,640.06
  5. Step 5: Solve for x
    x = 67,849,960,640.06/170,845.50
  6. Step 6: Final answer
    x = 397,142.22

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.