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Finding the Third Proportional to 363.23 and 804.09

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Solution

The third proportional to 363.23 and 804.09 is: 1,780.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.23 : 804.09 = 804.09 : x
  2. Step 2: Convert to fraction form
    363.23/804.09 = 804.09/x
  3. Step 3: Cross multiply
    363.23x = 804.09 × 804.09
  4. Step 4: Simplify right side
    363.23x = 646,566.76
  5. Step 5: Solve for x
    x = 646,566.76/363.23
  6. Step 6: Final answer
    x = 1,780.03

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.