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Finding the Fourth Proportional to 301.81, 416.19 and 246.37

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Solution

The fourth proportional to 301.81, 416.19 and 246.37 is: 339.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.81 : 416.19 = 246.37 : x
  2. Step 2: Convert to fraction form
    301.81/416.19 = 246.37/x
  3. Step 3: Cross multiply
    301.81x = 416.19 × 246.37
  4. Step 4: Simplify right side
    301.81x = 102,536.73
  5. Step 5: Solve for x
    x = 102,536.73/301.81
  6. Step 6: Final answer
    x = 339.74

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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.