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Finding the Fourth Proportional to 734.14, 1,101.22 and 368.56

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Solution

The fourth proportional to 734.14, 1,101.22 and 368.56 is: 552.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    734.14 : 1,101.22 = 368.56 : x
  2. Step 2: Convert to fraction form
    734.14/1,101.22 = 368.56/x
  3. Step 3: Cross multiply
    734.14x = 1,101.22 × 368.56
  4. Step 4: Simplify right side
    734.14x = 405,865.64
  5. Step 5: Solve for x
    x = 405,865.64/734.14
  6. Step 6: Final answer
    x = 552.85

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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.