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Finding the Fourth Proportional to 366.98, 550.88 and 359.97

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Solution

The fourth proportional to 366.98, 550.88 and 359.97 is: 540.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.98 : 550.88 = 359.97 : x
  2. Step 2: Convert to fraction form
    366.98/550.88 = 359.97/x
  3. Step 3: Cross multiply
    366.98x = 550.88 × 359.97
  4. Step 4: Simplify right side
    366.98x = 198,298.47
  5. Step 5: Solve for x
    x = 198,298.47/366.98
  6. Step 6: Final answer
    x = 540.36

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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.