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Finding the Fourth Proportional to 336.19, 464.13 and 226.25

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Solution

The fourth proportional to 336.19, 464.13 and 226.25 is: 312.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.19 : 464.13 = 226.25 : x
  2. Step 2: Convert to fraction form
    336.19/464.13 = 226.25/x
  3. Step 3: Cross multiply
    336.19x = 464.13 × 226.25
  4. Step 4: Simplify right side
    336.19x = 105,005.96
  5. Step 5: Solve for x
    x = 105,005.96/336.19
  6. Step 6: Final answer
    x = 312.34

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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.