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Finding the Fourth Proportional to 367.05, 550.53 and 346.71

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Solution

The fourth proportional to 367.05, 550.53 and 346.71 is: 520.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.05 : 550.53 = 346.71 : x
  2. Step 2: Convert to fraction form
    367.05/550.53 = 346.71/x
  3. Step 3: Cross multiply
    367.05x = 550.53 × 346.71
  4. Step 4: Simplify right side
    367.05x = 190,874.26
  5. Step 5: Solve for x
    x = 190,874.26/367.05
  6. Step 6: Final answer
    x = 520.02

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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.