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Finding the Fourth Proportional to 363.01, 544.36 and 157.56

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Solution

The fourth proportional to 363.01, 544.36 and 157.56 is: 236.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.01 : 544.36 = 157.56 : x
  2. Step 2: Convert to fraction form
    363.01/544.36 = 157.56/x
  3. Step 3: Cross multiply
    363.01x = 544.36 × 157.56
  4. Step 4: Simplify right side
    363.01x = 85,769.36
  5. Step 5: Solve for x
    x = 85,769.36/363.01
  6. Step 6: Final answer
    x = 236.27

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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.