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Finding the Fourth Proportional to 366.58, 506.21 and 341.06

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Solution

The fourth proportional to 366.58, 506.21 and 341.06 is: 470.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.58 : 506.21 = 341.06 : x
  2. Step 2: Convert to fraction form
    366.58/506.21 = 341.06/x
  3. Step 3: Cross multiply
    366.58x = 506.21 × 341.06
  4. Step 4: Simplify right side
    366.58x = 172,647.54
  5. Step 5: Solve for x
    x = 172,647.54/366.58
  6. Step 6: Final answer
    x = 470.97

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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.