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Finding the Fourth Proportional to 333.49, 460.08 and 235.31

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Solution

The fourth proportional to 333.49, 460.08 and 235.31 is: 324.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.49 : 460.08 = 235.31 : x
  2. Step 2: Convert to fraction form
    333.49/460.08 = 235.31/x
  3. Step 3: Cross multiply
    333.49x = 460.08 × 235.31
  4. Step 4: Simplify right side
    333.49x = 108,261.42
  5. Step 5: Solve for x
    x = 108,261.42/333.49
  6. Step 6: Final answer
    x = 324.63

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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.