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Finding the Fourth Proportional to 265.22, 395.92 and 246.22

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Solution

The fourth proportional to 265.22, 395.92 and 246.22 is: 367.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.22 : 395.92 = 246.22 : x
  2. Step 2: Convert to fraction form
    265.22/395.92 = 246.22/x
  3. Step 3: Cross multiply
    265.22x = 395.92 × 246.22
  4. Step 4: Simplify right side
    265.22x = 97,483.42
  5. Step 5: Solve for x
    x = 97,483.42/265.22
  6. Step 6: Final answer
    x = 367.56

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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.