Home / 297,912.48-446,727.96-108,240.66

Finding the Fourth Proportional to 297,912.48, 446,727.96 and 108,240.66

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Solution

The fourth proportional to 297,912.48, 446,727.96 and 108,240.66 is: 162,309.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,912.48 : 446,727.96 = 108,240.66 : x
  2. Step 2: Convert to fraction form
    297,912.48/446,727.96 = 108,240.66/x
  3. Step 3: Cross multiply
    297,912.48x = 446,727.96 × 108,240.66
  4. Step 4: Simplify right side
    297,912.48x = 48,354,129,230.85
  5. Step 5: Solve for x
    x = 48,354,129,230.85/297,912.48
  6. Step 6: Final answer
    x = 162,309.85

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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.