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Finding the Fourth Proportional to 340.92, 514.08 and 334.44

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Solution

The fourth proportional to 340.92, 514.08 and 334.44 is: 504.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    340.92 : 514.08 = 334.44 : x
  2. Step 2: Convert to fraction form
    340.92/514.08 = 334.44/x
  3. Step 3: Cross multiply
    340.92x = 514.08 × 334.44
  4. Step 4: Simplify right side
    340.92x = 171,928.92
  5. Step 5: Solve for x
    x = 171,928.92/340.92
  6. Step 6: Final answer
    x = 504.31

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.