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Finding the Fourth Proportional to 244.18, 366.47 and 190.41

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Solution

The fourth proportional to 244.18, 366.47 and 190.41 is: 285.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.18 : 366.47 = 190.41 : x
  2. Step 2: Convert to fraction form
    244.18/366.47 = 190.41/x
  3. Step 3: Cross multiply
    244.18x = 366.47 × 190.41
  4. Step 4: Simplify right side
    244.18x = 69,778.60
  5. Step 5: Solve for x
    x = 69,778.60/244.18
  6. Step 6: Final answer
    x = 285.77

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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.