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Finding the Fourth Proportional to 349.06, 522.96 and 194.94

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Solution

The fourth proportional to 349.06, 522.96 and 194.94 is: 292.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.06 : 522.96 = 194.94 : x
  2. Step 2: Convert to fraction form
    349.06/522.96 = 194.94/x
  3. Step 3: Cross multiply
    349.06x = 522.96 × 194.94
  4. Step 4: Simplify right side
    349.06x = 101,945.82
  5. Step 5: Solve for x
    x = 101,945.82/349.06
  6. Step 6: Final answer
    x = 292.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.