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Finding the Fourth Proportional to 493,704.75, 740,559.56 and 119,727.75

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Solution

The fourth proportional to 493,704.75, 740,559.56 and 119,727.75 is: 179,592.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,704.75 : 740,559.56 = 119,727.75 : x
  2. Step 2: Convert to fraction form
    493,704.75/740,559.56 = 119,727.75/x
  3. Step 3: Cross multiply
    493,704.75x = 740,559.56 × 119,727.75
  4. Step 4: Simplify right side
    493,704.75x = 88,665,529,261.15
  5. Step 5: Solve for x
    x = 88,665,529,261.15/493,704.75
  6. Step 6: Final answer
    x = 179,592.21

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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.