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Finding the Fourth Proportional to 336.08, 504.14 and 191.68

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Solution

The fourth proportional to 336.08, 504.14 and 191.68 is: 287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.08 : 504.14 = 191.68 : x
  2. Step 2: Convert to fraction form
    336.08/504.14 = 191.68/x
  3. Step 3: Cross multiply
    336.08x = 504.14 × 191.68
  4. Step 4: Simplify right side
    336.08x = 96,633.56
  5. Step 5: Solve for x
    x = 96,633.56/336.08
  6. Step 6: Final answer
    x = 287.53

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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.