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Finding the Fourth Proportional to 303.56, 454.53 and 181.52

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Solution

The fourth proportional to 303.56, 454.53 and 181.52 is: 271.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    303.56 : 454.53 = 181.52 : x
  2. Step 2: Convert to fraction form
    303.56/454.53 = 181.52/x
  3. Step 3: Cross multiply
    303.56x = 454.53 × 181.52
  4. Step 4: Simplify right side
    303.56x = 82,506.29
  5. Step 5: Solve for x
    x = 82,506.29/303.56
  6. Step 6: Final answer
    x = 271.80

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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.