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Finding the Fourth Proportional to 496,693.44, 744,456.60 and 229,890.42

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Solution

The fourth proportional to 496,693.44, 744,456.60 and 229,890.42 is: 344,565.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,693.44 : 744,456.60 = 229,890.42 : x
  2. Step 2: Convert to fraction form
    496,693.44/744,456.60 = 229,890.42/x
  3. Step 3: Cross multiply
    496,693.44x = 744,456.60 × 229,890.42
  4. Step 4: Simplify right side
    496,693.44x = 171,143,440,445.77
  5. Step 5: Solve for x
    x = 171,143,440,445.77/496,693.44
  6. Step 6: Final answer
    x = 344,565.53

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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.