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Finding the Fourth Proportional to 336.06, 463.82 and 188.66

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Solution

The fourth proportional to 336.06, 463.82 and 188.66 is: 260.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.06 : 463.82 = 188.66 : x
  2. Step 2: Convert to fraction form
    336.06/463.82 = 188.66/x
  3. Step 3: Cross multiply
    336.06x = 463.82 × 188.66
  4. Step 4: Simplify right side
    336.06x = 87,504.50
  5. Step 5: Solve for x
    x = 87,504.50/336.06
  6. Step 6: Final answer
    x = 260.38

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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.