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Finding the Fourth Proportional to 336.14, 464.01 and 212.09

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Solution

The fourth proportional to 336.14, 464.01 and 212.09 is: 292.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.14 : 464.01 = 212.09 : x
  2. Step 2: Convert to fraction form
    336.14/464.01 = 212.09/x
  3. Step 3: Cross multiply
    336.14x = 464.01 × 212.09
  4. Step 4: Simplify right side
    336.14x = 98,411.88
  5. Step 5: Solve for x
    x = 98,411.88/336.14
  6. Step 6: Final answer
    x = 292.77

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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.