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Finding the Fourth Proportional to 396,392.88, 594,755.96 and 246,758.36

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Solution

The fourth proportional to 396,392.88, 594,755.96 and 246,758.36 is: 370,241.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,392.88 : 594,755.96 = 246,758.36 : x
  2. Step 2: Convert to fraction form
    396,392.88/594,755.96 = 246,758.36/x
  3. Step 3: Cross multiply
    396,392.88x = 594,755.96 × 246,758.36
  4. Step 4: Simplify right side
    396,392.88x = 146,761,005,289.83
  5. Step 5: Solve for x
    x = 146,761,005,289.83/396,392.88
  6. Step 6: Final answer
    x = 370,241.27

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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.