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Finding the Fourth Proportional to 367.16, 550.92 and 346.46

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Solution

The fourth proportional to 367.16, 550.92 and 346.46 is: 519.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.16 : 550.92 = 346.46 : x
  2. Step 2: Convert to fraction form
    367.16/550.92 = 346.46/x
  3. Step 3: Cross multiply
    367.16x = 550.92 × 346.46
  4. Step 4: Simplify right side
    367.16x = 190,871.74
  5. Step 5: Solve for x
    x = 190,871.74/367.16
  6. Step 6: Final answer
    x = 519.86

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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.