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Finding the Fourth Proportional to 366.76, 549.66 and 150.28

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Solution

The fourth proportional to 366.76, 549.66 and 150.28 is: 225.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.76 : 549.66 = 150.28 : x
  2. Step 2: Convert to fraction form
    366.76/549.66 = 150.28/x
  3. Step 3: Cross multiply
    366.76x = 549.66 × 150.28
  4. Step 4: Simplify right side
    366.76x = 82,602.90
  5. Step 5: Solve for x
    x = 82,602.90/366.76
  6. Step 6: Final answer
    x = 225.22

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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.