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Finding the Fourth Proportional to 366.20, 548.76 and 183.34

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Solution

The fourth proportional to 366.20, 548.76 and 183.34 is: 274.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.20 : 548.76 = 183.34 : x
  2. Step 2: Convert to fraction form
    366.20/548.76 = 183.34/x
  3. Step 3: Cross multiply
    366.20x = 548.76 × 183.34
  4. Step 4: Simplify right side
    366.20x = 100,609.66
  5. Step 5: Solve for x
    x = 100,609.66/366.20
  6. Step 6: Final answer
    x = 274.74

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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.