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Finding the Fourth Proportional to 366.16, 548.87 and 236.29

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Solution

The fourth proportional to 366.16, 548.87 and 236.29 is: 354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.16 : 548.87 = 236.29 : x
  2. Step 2: Convert to fraction form
    366.16/548.87 = 236.29/x
  3. Step 3: Cross multiply
    366.16x = 548.87 × 236.29
  4. Step 4: Simplify right side
    366.16x = 129,692.49
  5. Step 5: Solve for x
    x = 129,692.49/366.16
  6. Step 6: Final answer
    x = 354.20

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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.