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Finding the Fourth Proportional to 365.57, 504.56 and 234.59

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Solution

The fourth proportional to 365.57, 504.56 and 234.59 is: 323.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.57 : 504.56 = 234.59 : x
  2. Step 2: Convert to fraction form
    365.57/504.56 = 234.59/x
  3. Step 3: Cross multiply
    365.57x = 504.56 × 234.59
  4. Step 4: Simplify right side
    365.57x = 118,364.73
  5. Step 5: Solve for x
    x = 118,364.73/365.57
  6. Step 6: Final answer
    x = 323.78

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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.