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Finding the Third Proportional to 220.50 and 294

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Solution

The third proportional to 220.50 and 294 is: 392

Step by Step Solution

  1. Step 1: Write the proportion equation
    220.50 : 294 = 294 : x
  2. Step 2: Convert to fraction form
    220.50/294 = 294/x
  3. Step 3: Cross multiply
    220.50x = 294 × 294
  4. Step 4: Simplify right side
    220.50x = 86,436
  5. Step 5: Solve for x
    x = 86,436/220.50
  6. Step 6: Final answer
    x = 392

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These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.