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Finding the Fourth Proportional to 333.60, 460.40 and 186.27

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Solution

The fourth proportional to 333.60, 460.40 and 186.27 is: 257.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.60 : 460.40 = 186.27 : x
  2. Step 2: Convert to fraction form
    333.60/460.40 = 186.27/x
  3. Step 3: Cross multiply
    333.60x = 460.40 × 186.27
  4. Step 4: Simplify right side
    333.60x = 85,757.78
  5. Step 5: Solve for x
    x = 85,757.78/333.60
  6. Step 6: Final answer
    x = 257.07

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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.