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Finding the Third Proportional to 384.75 and 587.25

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Solution

The third proportional to 384.75 and 587.25 is: 896.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    384.75 : 587.25 = 587.25 : x
  2. Step 2: Convert to fraction form
    384.75/587.25 = 587.25/x
  3. Step 3: Cross multiply
    384.75x = 587.25 × 587.25
  4. Step 4: Simplify right side
    384.75x = 344,862.56
  5. Step 5: Solve for x
    x = 344,862.56/384.75
  6. Step 6: Final answer
    x = 896.33

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.