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Finding the Fourth Proportional to 367.88, 552.44 and 352.08

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Solution

The fourth proportional to 367.88, 552.44 and 352.08 is: 528.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.88 : 552.44 = 352.08 : x
  2. Step 2: Convert to fraction form
    367.88/552.44 = 352.08/x
  3. Step 3: Cross multiply
    367.88x = 552.44 × 352.08
  4. Step 4: Simplify right side
    367.88x = 194,501.31
  5. Step 5: Solve for x
    x = 194,501.31/367.88
  6. Step 6: Final answer
    x = 528.72

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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.