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Finding the Third Proportional to 234.84 and 369.98

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Solution

The third proportional to 234.84 and 369.98 is: 582.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.84 : 369.98 = 369.98 : x
  2. Step 2: Convert to fraction form
    234.84/369.98 = 369.98/x
  3. Step 3: Cross multiply
    234.84x = 369.98 × 369.98
  4. Step 4: Simplify right side
    234.84x = 136,888.44
  5. Step 5: Solve for x
    x = 136,888.44/234.84
  6. Step 6: Final answer
    x = 582.89

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.