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Finding the Fourth Proportional to 336,754.20, 464,781 and 200,796.90

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Solution

The fourth proportional to 336,754.20, 464,781 and 200,796.90 is: 277,135.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,754.20 : 464,781 = 200,796.90 : x
  2. Step 2: Convert to fraction form
    336,754.20/464,781 = 200,796.90/x
  3. Step 3: Cross multiply
    336,754.20x = 464,781 × 200,796.90
  4. Step 4: Simplify right side
    336,754.20x = 93,326,583,978.90
  5. Step 5: Solve for x
    x = 93,326,583,978.90/336,754.20
  6. Step 6: Final answer
    x = 277,135.62

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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.