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Finding the Fourth Proportional to 367.33, 553.66 and 347.53

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Solution

The fourth proportional to 367.33, 553.66 and 347.53 is: 523.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.33 : 553.66 = 347.53 : x
  2. Step 2: Convert to fraction form
    367.33/553.66 = 347.53/x
  3. Step 3: Cross multiply
    367.33x = 553.66 × 347.53
  4. Step 4: Simplify right side
    367.33x = 192,413.46
  5. Step 5: Solve for x
    x = 192,413.46/367.33
  6. Step 6: Final answer
    x = 523.82

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.