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Finding the Third Proportional to 212.50 and 341

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Solution

The third proportional to 212.50 and 341 is: 547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    212.50 : 341 = 341 : x
  2. Step 2: Convert to fraction form
    212.50/341 = 341/x
  3. Step 3: Cross multiply
    212.50x = 341 × 341
  4. Step 4: Simplify right side
    212.50x = 116,281
  5. Step 5: Solve for x
    x = 116,281/212.50
  6. Step 6: Final answer
    x = 547.20

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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.