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Finding the Third Proportional to 528.19 and 710.44

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Solution

The third proportional to 528.19 and 710.44 is: 955.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    528.19 : 710.44 = 710.44 : x
  2. Step 2: Convert to fraction form
    528.19/710.44 = 710.44/x
  3. Step 3: Cross multiply
    528.19x = 710.44 × 710.44
  4. Step 4: Simplify right side
    528.19x = 504,721.44
  5. Step 5: Solve for x
    x = 504,721.44/528.19
  6. Step 6: Final answer
    x = 955.57

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.