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Finding the Fourth Proportional to 609.54, 914.16 and 244.41

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Solution

The fourth proportional to 609.54, 914.16 and 244.41 is: 366.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    609.54 : 914.16 = 244.41 : x
  2. Step 2: Convert to fraction form
    609.54/914.16 = 244.41/x
  3. Step 3: Cross multiply
    609.54x = 914.16 × 244.41
  4. Step 4: Simplify right side
    609.54x = 223,429.85
  5. Step 5: Solve for x
    x = 223,429.85/609.54
  6. Step 6: Final answer
    x = 366.55

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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.