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Finding the Fourth Proportional to 303.44, 455.16 and 182.56

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Solution

The fourth proportional to 303.44, 455.16 and 182.56 is: 273.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    303.44 : 455.16 = 182.56 : x
  2. Step 2: Convert to fraction form
    303.44/455.16 = 182.56/x
  3. Step 3: Cross multiply
    303.44x = 455.16 × 182.56
  4. Step 4: Simplify right side
    303.44x = 83,094.01
  5. Step 5: Solve for x
    x = 83,094.01/303.44
  6. Step 6: Final answer
    x = 273.84

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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.