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Finding the Fourth Proportional to 244.86, 366.83 and 208.41

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Solution

The fourth proportional to 244.86, 366.83 and 208.41 is: 312.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.86 : 366.83 = 208.41 : x
  2. Step 2: Convert to fraction form
    244.86/366.83 = 208.41/x
  3. Step 3: Cross multiply
    244.86x = 366.83 × 208.41
  4. Step 4: Simplify right side
    244.86x = 76,449.40
  5. Step 5: Solve for x
    x = 76,449.40/244.86
  6. Step 6: Final answer
    x = 312.22

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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.