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Finding the Fourth Proportional to 366.16, 547.62 and 273.82

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Solution

The fourth proportional to 366.16, 547.62 and 273.82 is: 409.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.16 : 547.62 = 273.82 : x
  2. Step 2: Convert to fraction form
    366.16/547.62 = 273.82/x
  3. Step 3: Cross multiply
    366.16x = 547.62 × 273.82
  4. Step 4: Simplify right side
    366.16x = 149,949.31
  5. Step 5: Solve for x
    x = 149,949.31/366.16
  6. Step 6: Final answer
    x = 409.52

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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.