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Finding the Fourth Proportional to 365.63, 504.33 and 234.80

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Solution

The fourth proportional to 365.63, 504.33 and 234.80 is: 323.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.63 : 504.33 = 234.80 : x
  2. Step 2: Convert to fraction form
    365.63/504.33 = 234.80/x
  3. Step 3: Cross multiply
    365.63x = 504.33 × 234.80
  4. Step 4: Simplify right side
    365.63x = 118,416.68
  5. Step 5: Solve for x
    x = 118,416.68/365.63
  6. Step 6: Final answer
    x = 323.87

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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.