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Finding the Fourth Proportional to 336.95, 505.79 and 241.19

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Solution

The fourth proportional to 336.95, 505.79 and 241.19 is: 362.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.95 : 505.79 = 241.19 : x
  2. Step 2: Convert to fraction form
    336.95/505.79 = 241.19/x
  3. Step 3: Cross multiply
    336.95x = 505.79 × 241.19
  4. Step 4: Simplify right side
    336.95x = 121,991.49
  5. Step 5: Solve for x
    x = 121,991.49/336.95
  6. Step 6: Final answer
    x = 362.05

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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.