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Finding the Third Proportional to 175 and 369.13

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Solution

The third proportional to 175 and 369.13 is: 778.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    175 : 369.13 = 369.13 : x
  2. Step 2: Convert to fraction form
    175/369.13 = 369.13/x
  3. Step 3: Cross multiply
    175x = 369.13 × 369.13
  4. Step 4: Simplify right side
    175x = 136,253.27
  5. Step 5: Solve for x
    x = 136,253.27/175
  6. Step 6: Final answer
    x = 778.59

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.