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Finding the Fourth Proportional to 496,455.89, 744,029.42 and 196,773.17

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Solution

The fourth proportional to 496,455.89, 744,029.42 and 196,773.17 is: 294,900.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,455.89 : 744,029.42 = 196,773.17 : x
  2. Step 2: Convert to fraction form
    496,455.89/744,029.42 = 196,773.17/x
  3. Step 3: Cross multiply
    496,455.89x = 744,029.42 × 196,773.17
  4. Step 4: Simplify right side
    496,455.89x = 146,405,022,842.65
  5. Step 5: Solve for x
    x = 146,405,022,842.65/496,455.89
  6. Step 6: Final answer
    x = 294,900.37

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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.