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Finding the Fourth Proportional to 296.22, 444.17 and 193.50

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Solution

The fourth proportional to 296.22, 444.17 and 193.50 is: 290.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.22 : 444.17 = 193.50 : x
  2. Step 2: Convert to fraction form
    296.22/444.17 = 193.50/x
  3. Step 3: Cross multiply
    296.22x = 444.17 × 193.50
  4. Step 4: Simplify right side
    296.22x = 85,946.90
  5. Step 5: Solve for x
    x = 85,946.90/296.22
  6. Step 6: Final answer
    x = 290.15

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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.