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Finding the Fourth Proportional to 367.52, 550.64 and 303.52

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Solution

The fourth proportional to 367.52, 550.64 and 303.52 is: 454.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.52 : 550.64 = 303.52 : x
  2. Step 2: Convert to fraction form
    367.52/550.64 = 303.52/x
  3. Step 3: Cross multiply
    367.52x = 550.64 × 303.52
  4. Step 4: Simplify right side
    367.52x = 167,130.25
  5. Step 5: Solve for x
    x = 167,130.25/367.52
  6. Step 6: Final answer
    x = 454.75

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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.