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Finding the Fourth Proportional to 336.84, 464.04 and 277.44

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Solution

The fourth proportional to 336.84, 464.04 and 277.44 is: 382.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.84 : 464.04 = 277.44 : x
  2. Step 2: Convert to fraction form
    336.84/464.04 = 277.44/x
  3. Step 3: Cross multiply
    336.84x = 464.04 × 277.44
  4. Step 4: Simplify right side
    336.84x = 128,743.26
  5. Step 5: Solve for x
    x = 128,743.26/336.84
  6. Step 6: Final answer
    x = 382.21

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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.