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Finding the Fourth Proportional to 270.32, 403.34 and 236.04

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Solution

The fourth proportional to 270.32, 403.34 and 236.04 is: 352.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    270.32 : 403.34 = 236.04 : x
  2. Step 2: Convert to fraction form
    270.32/403.34 = 236.04/x
  3. Step 3: Cross multiply
    270.32x = 403.34 × 236.04
  4. Step 4: Simplify right side
    270.32x = 95,204.37
  5. Step 5: Solve for x
    x = 95,204.37/270.32
  6. Step 6: Final answer
    x = 352.19

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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.