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Finding the Third Proportional to 303 and 484.75

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Solution

The third proportional to 303 and 484.75 is: 775.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    303 : 484.75 = 484.75 : x
  2. Step 2: Convert to fraction form
    303/484.75 = 484.75/x
  3. Step 3: Cross multiply
    303x = 484.75 × 484.75
  4. Step 4: Simplify right side
    303x = 234,982.56
  5. Step 5: Solve for x
    x = 234,982.56/303
  6. Step 6: Final answer
    x = 775.52

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.