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Finding the Third Proportional to 336.44 and 519.56

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Solution

The third proportional to 336.44 and 519.56 is: 802.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.44 : 519.56 = 519.56 : x
  2. Step 2: Convert to fraction form
    336.44/519.56 = 519.56/x
  3. Step 3: Cross multiply
    336.44x = 519.56 × 519.56
  4. Step 4: Simplify right side
    336.44x = 269,945.19
  5. Step 5: Solve for x
    x = 269,945.19/336.44
  6. Step 6: Final answer
    x = 802.36

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.