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Finding the Fourth Proportional to 367.84, 506.96 and 352.96

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Solution

The fourth proportional to 367.84, 506.96 and 352.96 is: 486.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.84 : 506.96 = 352.96 : x
  2. Step 2: Convert to fraction form
    367.84/506.96 = 352.96/x
  3. Step 3: Cross multiply
    367.84x = 506.96 × 352.96
  4. Step 4: Simplify right side
    367.84x = 178,934.89
  5. Step 5: Solve for x
    x = 178,934.89/367.84
  6. Step 6: Final answer
    x = 486.45

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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.