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Finding the Fourth Proportional to 362.10, 499.52 and 263.68

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Solution

The fourth proportional to 362.10, 499.52 and 263.68 is: 363.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.10 : 499.52 = 263.68 : x
  2. Step 2: Convert to fraction form
    362.10/499.52 = 263.68/x
  3. Step 3: Cross multiply
    362.10x = 499.52 × 263.68
  4. Step 4: Simplify right side
    362.10x = 131,713.43
  5. Step 5: Solve for x
    x = 131,713.43/362.10
  6. Step 6: Final answer
    x = 363.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.