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Finding the Fourth Proportional to 468.68, 703.22 and 194.97

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Solution

The fourth proportional to 468.68, 703.22 and 194.97 is: 292.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.68 : 703.22 = 194.97 : x
  2. Step 2: Convert to fraction form
    468.68/703.22 = 194.97/x
  3. Step 3: Cross multiply
    468.68x = 703.22 × 194.97
  4. Step 4: Simplify right side
    468.68x = 137,106.80
  5. Step 5: Solve for x
    x = 137,106.80/468.68
  6. Step 6: Final answer
    x = 292.54

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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.