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Finding the Fourth Proportional to 609.11, 914.14 and 244.14

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Solution

The fourth proportional to 609.11, 914.14 and 244.14 is: 366.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    609.11 : 914.14 = 244.14 : x
  2. Step 2: Convert to fraction form
    609.11/914.14 = 244.14/x
  3. Step 3: Cross multiply
    609.11x = 914.14 × 244.14
  4. Step 4: Simplify right side
    609.11x = 223,178.44
  5. Step 5: Solve for x
    x = 223,178.44/609.11
  6. Step 6: Final answer
    x = 366.40

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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.