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Finding the Fourth Proportional to 335.13, 502.50 and 181.02

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Solution

The fourth proportional to 335.13, 502.50 and 181.02 is: 271.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.13 : 502.50 = 181.02 : x
  2. Step 2: Convert to fraction form
    335.13/502.50 = 181.02/x
  3. Step 3: Cross multiply
    335.13x = 502.50 × 181.02
  4. Step 4: Simplify right side
    335.13x = 90,962.55
  5. Step 5: Solve for x
    x = 90,962.55/335.13
  6. Step 6: Final answer
    x = 271.42

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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.