Home / 331,209.73-496,887.90-120,847.06

Finding the Fourth Proportional to 331,209.73, 496,887.90 and 120,847.06

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Solution

The fourth proportional to 331,209.73, 496,887.90 and 120,847.06 is: 181,297.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,209.73 : 496,887.90 = 120,847.06 : x
  2. Step 2: Convert to fraction form
    331,209.73/496,887.90 = 120,847.06/x
  3. Step 3: Cross multiply
    331,209.73x = 496,887.90 × 120,847.06
  4. Step 4: Simplify right side
    331,209.73x = 60,047,442,712.27
  5. Step 5: Solve for x
    x = 60,047,442,712.27/331,209.73
  6. Step 6: Final answer
    x = 181,297.34

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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.