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Finding the Fourth Proportional to 367.60, 550.53 and 302.15

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Solution

The fourth proportional to 367.60, 550.53 and 302.15 is: 452.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.60 : 550.53 = 302.15 : x
  2. Step 2: Convert to fraction form
    367.60/550.53 = 302.15/x
  3. Step 3: Cross multiply
    367.60x = 550.53 × 302.15
  4. Step 4: Simplify right side
    367.60x = 166,342.64
  5. Step 5: Solve for x
    x = 166,342.64/367.60
  6. Step 6: Final answer
    x = 452.51

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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.