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Finding the Fourth Proportional to 333.36, 460.26 and 298.28

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Solution

The fourth proportional to 333.36, 460.26 and 298.28 is: 411.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.36 : 460.26 = 298.28 : x
  2. Step 2: Convert to fraction form
    333.36/460.26 = 298.28/x
  3. Step 3: Cross multiply
    333.36x = 460.26 × 298.28
  4. Step 4: Simplify right side
    333.36x = 137,286.35
  5. Step 5: Solve for x
    x = 137,286.35/333.36
  6. Step 6: Final answer
    x = 411.83

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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.