Home / 397,447.41-596,198.94-131,395.23

Finding the Fourth Proportional to 397,447.41, 596,198.94 and 131,395.23

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Solution

The fourth proportional to 397,447.41, 596,198.94 and 131,395.23 is: 197,102.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,447.41 : 596,198.94 = 131,395.23 : x
  2. Step 2: Convert to fraction form
    397,447.41/596,198.94 = 131,395.23/x
  3. Step 3: Cross multiply
    397,447.41x = 596,198.94 × 131,395.23
  4. Step 4: Simplify right side
    397,447.41x = 78,337,696,847.06
  5. Step 5: Solve for x
    x = 78,337,696,847.06/397,447.41
  6. Step 6: Final answer
    x = 197,102.04

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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.