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Finding the Fourth Proportional to 367.81, 511.14 and 363.22

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Solution

The fourth proportional to 367.81, 511.14 and 363.22 is: 504.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.81 : 511.14 = 363.22 : x
  2. Step 2: Convert to fraction form
    367.81/511.14 = 363.22/x
  3. Step 3: Cross multiply
    367.81x = 511.14 × 363.22
  4. Step 4: Simplify right side
    367.81x = 185,656.27
  5. Step 5: Solve for x
    x = 185,656.27/367.81
  6. Step 6: Final answer
    x = 504.76

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.