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Finding the Fourth Proportional to 333.62, 460.42 and 186.28

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Solution

The fourth proportional to 333.62, 460.42 and 186.28 is: 257.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.62 : 460.42 = 186.28 : x
  2. Step 2: Convert to fraction form
    333.62/460.42 = 186.28/x
  3. Step 3: Cross multiply
    333.62x = 460.42 × 186.28
  4. Step 4: Simplify right side
    333.62x = 85,766.12
  5. Step 5: Solve for x
    x = 85,766.12/333.62
  6. Step 6: Final answer
    x = 257.08

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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.