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Finding the Fourth Proportional to 349.25, 522.92 and 246.11

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Solution

The fourth proportional to 349.25, 522.92 and 246.11 is: 368.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.25 : 522.92 = 246.11 : x
  2. Step 2: Convert to fraction form
    349.25/522.92 = 246.11/x
  3. Step 3: Cross multiply
    349.25x = 522.92 × 246.11
  4. Step 4: Simplify right side
    349.25x = 128,693.84
  5. Step 5: Solve for x
    x = 128,693.84/349.25
  6. Step 6: Final answer
    x = 368.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.