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Finding the Fourth Proportional to 273.56, 410.02 and 151.64

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Solution

The fourth proportional to 273.56, 410.02 and 151.64 is: 227.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.56 : 410.02 = 151.64 : x
  2. Step 2: Convert to fraction form
    273.56/410.02 = 151.64/x
  3. Step 3: Cross multiply
    273.56x = 410.02 × 151.64
  4. Step 4: Simplify right side
    273.56x = 62,175.43
  5. Step 5: Solve for x
    x = 62,175.43/273.56
  6. Step 6: Final answer
    x = 227.28

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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.