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Finding the Fourth Proportional to 334.03, 460.91 and 186.66

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Solution

The fourth proportional to 334.03, 460.91 and 186.66 is: 257.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.03 : 460.91 = 186.66 : x
  2. Step 2: Convert to fraction form
    334.03/460.91 = 186.66/x
  3. Step 3: Cross multiply
    334.03x = 460.91 × 186.66
  4. Step 4: Simplify right side
    334.03x = 86,033.46
  5. Step 5: Solve for x
    x = 86,033.46/334.03
  6. Step 6: Final answer
    x = 257.56

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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.