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Finding the Fourth Proportional to 336.77, 464.50 and 226.41

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Solution

The fourth proportional to 336.77, 464.50 and 226.41 is: 312.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.77 : 464.50 = 226.41 : x
  2. Step 2: Convert to fraction form
    336.77/464.50 = 226.41/x
  3. Step 3: Cross multiply
    336.77x = 464.50 × 226.41
  4. Step 4: Simplify right side
    336.77x = 105,167.45
  5. Step 5: Solve for x
    x = 105,167.45/336.77
  6. Step 6: Final answer
    x = 312.28

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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.