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Finding the Fourth Proportional to 264.24, 363.36 and 235.08

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Solution

The fourth proportional to 264.24, 363.36 and 235.08 is: 323.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.24 : 363.36 = 235.08 : x
  2. Step 2: Convert to fraction form
    264.24/363.36 = 235.08/x
  3. Step 3: Cross multiply
    264.24x = 363.36 × 235.08
  4. Step 4: Simplify right side
    264.24x = 85,418.67
  5. Step 5: Solve for x
    x = 85,418.67/264.24
  6. Step 6: Final answer
    x = 323.26

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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.