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Finding the Third Proportional to 802,143 and 1,203,369.75

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Solution

The third proportional to 802,143 and 1,203,369.75 is: 1,805,287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,143 : 1,203,369.75 = 1,203,369.75 : x
  2. Step 2: Convert to fraction form
    802,143/1,203,369.75 = 1,203,369.75/x
  3. Step 3: Cross multiply
    802,143x = 1,203,369.75 × 1,203,369.75
  4. Step 4: Simplify right side
    802,143x = 1,448,098,755,215.06
  5. Step 5: Solve for x
    x = 1,448,098,755,215.06/802,143
  6. Step 6: Final answer
    x = 1,805,287.53

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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.