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Finding the Fourth Proportional to 349.93, 525.38 and 195.95

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Solution

The fourth proportional to 349.93, 525.38 and 195.95 is: 294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.93 : 525.38 = 195.95 : x
  2. Step 2: Convert to fraction form
    349.93/525.38 = 195.95/x
  3. Step 3: Cross multiply
    349.93x = 525.38 × 195.95
  4. Step 4: Simplify right side
    349.93x = 102,949.10
  5. Step 5: Solve for x
    x = 102,949.10/349.93
  6. Step 6: Final answer
    x = 294.20

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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.