Home / 397,782.48-596,614.44-131,544.38

Finding the Fourth Proportional to 397,782.48, 596,614.44 and 131,544.38

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Solution

The fourth proportional to 397,782.48, 596,614.44 and 131,544.38 is: 197,296.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,782.48 : 596,614.44 = 131,544.38 : x
  2. Step 2: Convert to fraction form
    397,782.48/596,614.44 = 131,544.38/x
  3. Step 3: Cross multiply
    397,782.48x = 596,614.44 × 131,544.38
  4. Step 4: Simplify right side
    397,782.48x = 78,481,276,608.85
  5. Step 5: Solve for x
    x = 78,481,276,608.85/397,782.48
  6. Step 6: Final answer
    x = 197,296.97

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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.