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Finding the Fourth Proportional to 366.06, 548.70 and 149.46

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Solution

The fourth proportional to 366.06, 548.70 and 149.46 is: 224.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.06 : 548.70 = 149.46 : x
  2. Step 2: Convert to fraction form
    366.06/548.70 = 149.46/x
  3. Step 3: Cross multiply
    366.06x = 548.70 × 149.46
  4. Step 4: Simplify right side
    366.06x = 82,008.70
  5. Step 5: Solve for x
    x = 82,008.70/366.06
  6. Step 6: Final answer
    x = 224.03

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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.