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Finding the Fourth Proportional to 369.01, 550.67 and 322.84

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Solution

The fourth proportional to 369.01, 550.67 and 322.84 is: 481.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    369.01 : 550.67 = 322.84 : x
  2. Step 2: Convert to fraction form
    369.01/550.67 = 322.84/x
  3. Step 3: Cross multiply
    369.01x = 550.67 × 322.84
  4. Step 4: Simplify right side
    369.01x = 177,778.30
  5. Step 5: Solve for x
    x = 177,778.30/369.01
  6. Step 6: Final answer
    x = 481.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.