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Finding the Third Proportional to 365.75 and 581.38

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Solution

The third proportional to 365.75 and 581.38 is: 924.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.75 : 581.38 = 581.38 : x
  2. Step 2: Convert to fraction form
    365.75/581.38 = 581.38/x
  3. Step 3: Cross multiply
    365.75x = 581.38 × 581.38
  4. Step 4: Simplify right side
    365.75x = 337,996.89
  5. Step 5: Solve for x
    x = 337,996.89/365.75
  6. Step 6: Final answer
    x = 924.12

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.