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Finding the Fourth Proportional to 246,490.96, 369,736.44 and 80,278.96

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Solution

The fourth proportional to 246,490.96, 369,736.44 and 80,278.96 is: 120,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,490.96 : 369,736.44 = 80,278.96 : x
  2. Step 2: Convert to fraction form
    246,490.96/369,736.44 = 80,278.96/x
  3. Step 3: Cross multiply
    246,490.96x = 369,736.44 × 80,278.96
  4. Step 4: Simplify right side
    246,490.96x = 29,682,056,877.30
  5. Step 5: Solve for x
    x = 29,682,056,877.30/246,490.96
  6. Step 6: Final answer
    x = 120,418.44

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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.