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Finding the Fourth Proportional to 336.14, 503.92 and 268.10

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Solution

The fourth proportional to 336.14, 503.92 and 268.10 is: 401.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.14 : 503.92 = 268.10 : x
  2. Step 2: Convert to fraction form
    336.14/503.92 = 268.10/x
  3. Step 3: Cross multiply
    336.14x = 503.92 × 268.10
  4. Step 4: Simplify right side
    336.14x = 135,100.95
  5. Step 5: Solve for x
    x = 135,100.95/336.14
  6. Step 6: Final answer
    x = 401.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.