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Finding the Fourth Proportional to 365.39, 503.84 and 234.37

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Solution

The fourth proportional to 365.39, 503.84 and 234.37 is: 323.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.39 : 503.84 = 234.37 : x
  2. Step 2: Convert to fraction form
    365.39/503.84 = 234.37/x
  3. Step 3: Cross multiply
    365.39x = 503.84 × 234.37
  4. Step 4: Simplify right side
    365.39x = 118,084.31
  5. Step 5: Solve for x
    x = 118,084.31/365.39
  6. Step 6: Final answer
    x = 323.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.