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Finding the Fourth Proportional to 366.17, 549.28 and 92.27

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Solution

The fourth proportional to 366.17, 549.28 and 92.27 is: 138.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.17 : 549.28 = 92.27 : x
  2. Step 2: Convert to fraction form
    366.17/549.28 = 92.27/x
  3. Step 3: Cross multiply
    366.17x = 549.28 × 92.27
  4. Step 4: Simplify right side
    366.17x = 50,682.07
  5. Step 5: Solve for x
    x = 50,682.07/366.17
  6. Step 6: Final answer
    x = 138.41

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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.