Home / 459,469.26-689,203.62-179,183.34

Finding the Fourth Proportional to 459,469.26, 689,203.62 and 179,183.34

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Solution

The fourth proportional to 459,469.26, 689,203.62 and 179,183.34 is: 268,774.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,469.26 : 689,203.62 = 179,183.34 : x
  2. Step 2: Convert to fraction form
    459,469.26/689,203.62 = 179,183.34/x
  3. Step 3: Cross multiply
    459,469.26x = 689,203.62 × 179,183.34
  4. Step 4: Simplify right side
    459,469.26x = 123,493,806,571.69
  5. Step 5: Solve for x
    x = 123,493,806,571.69/459,469.26
  6. Step 6: Final answer
    x = 268,774.90

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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.