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Finding the Fourth Proportional to 336.84, 464.62 and 205.60

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Solution

The fourth proportional to 336.84, 464.62 and 205.60 is: 283.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.84 : 464.62 = 205.60 : x
  2. Step 2: Convert to fraction form
    336.84/464.62 = 205.60/x
  3. Step 3: Cross multiply
    336.84x = 464.62 × 205.60
  4. Step 4: Simplify right side
    336.84x = 95,525.87
  5. Step 5: Solve for x
    x = 95,525.87/336.84
  6. Step 6: Final answer
    x = 283.59

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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.