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Finding the Fourth Proportional to 397,350.26, 595,704.44 and 130,944.50

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Solution

The fourth proportional to 397,350.26, 595,704.44 and 130,944.50 is: 196,310.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,350.26 : 595,704.44 = 130,944.50 : x
  2. Step 2: Convert to fraction form
    397,350.26/595,704.44 = 130,944.50/x
  3. Step 3: Cross multiply
    397,350.26x = 595,704.44 × 130,944.50
  4. Step 4: Simplify right side
    397,350.26x = 78,004,216,410.34
  5. Step 5: Solve for x
    x = 78,004,216,410.34/397,350.26
  6. Step 6: Final answer
    x = 196,310.98

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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.