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Finding the Fourth Proportional to 333.66, 460.46 and 235.45

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Solution

The fourth proportional to 333.66, 460.46 and 235.45 is: 324.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.66 : 460.46 = 235.45 : x
  2. Step 2: Convert to fraction form
    333.66/460.46 = 235.45/x
  3. Step 3: Cross multiply
    333.66x = 460.46 × 235.45
  4. Step 4: Simplify right side
    333.66x = 108,415.31
  5. Step 5: Solve for x
    x = 108,415.31/333.66
  6. Step 6: Final answer
    x = 324.93

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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.