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Finding the Third Proportional to 343.13 and 522.56

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Solution

The third proportional to 343.13 and 522.56 is: 795.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    343.13 : 522.56 = 522.56 : x
  2. Step 2: Convert to fraction form
    343.13/522.56 = 522.56/x
  3. Step 3: Cross multiply
    343.13x = 522.56 × 522.56
  4. Step 4: Simplify right side
    343.13x = 273,071.57
  5. Step 5: Solve for x
    x = 273,071.57/343.13
  6. Step 6: Final answer
    x = 795.84

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.