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Finding the Fourth Proportional to 244.43, 366.86 and 98.28

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Solution

The fourth proportional to 244.43, 366.86 and 98.28 is: 147.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.43 : 366.86 = 98.28 : x
  2. Step 2: Convert to fraction form
    244.43/366.86 = 98.28/x
  3. Step 3: Cross multiply
    244.43x = 366.86 × 98.28
  4. Step 4: Simplify right side
    244.43x = 36,054.51
  5. Step 5: Solve for x
    x = 36,054.51/244.43
  6. Step 6: Final answer
    x = 147.50

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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.