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Finding the Third Proportional to 365.75 and 441.88

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Solution

The third proportional to 365.75 and 441.88 is: 533.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.75 : 441.88 = 441.88 : x
  2. Step 2: Convert to fraction form
    365.75/441.88 = 441.88/x
  3. Step 3: Cross multiply
    365.75x = 441.88 × 441.88
  4. Step 4: Simplify right side
    365.75x = 195,253.52
  5. Step 5: Solve for x
    x = 195,253.52/365.75
  6. Step 6: Final answer
    x = 533.84

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Why These Related Problems?

These problems maintain the same ratio (1.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.