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Finding the Fourth Proportional to 366.44, 549.35 and 183.72

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Solution

The fourth proportional to 366.44, 549.35 and 183.72 is: 275.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.44 : 549.35 = 183.72 : x
  2. Step 2: Convert to fraction form
    366.44/549.35 = 183.72/x
  3. Step 3: Cross multiply
    366.44x = 549.35 × 183.72
  4. Step 4: Simplify right side
    366.44x = 100,926.58
  5. Step 5: Solve for x
    x = 100,926.58/366.44
  6. Step 6: Final answer
    x = 275.43

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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.