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Finding the Fourth Proportional to 365.73, 504.74 and 235.11

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Solution

The fourth proportional to 365.73, 504.74 and 235.11 is: 324.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.73 : 504.74 = 235.11 : x
  2. Step 2: Convert to fraction form
    365.73/504.74 = 235.11/x
  3. Step 3: Cross multiply
    365.73x = 504.74 × 235.11
  4. Step 4: Simplify right side
    365.73x = 118,669.42
  5. Step 5: Solve for x
    x = 118,669.42/365.73
  6. Step 6: Final answer
    x = 324.47

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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.