Home / 297,449.26-446,997.34-290,238.80

Finding the Fourth Proportional to 297,449.26, 446,997.34 and 290,238.80

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Solution

The fourth proportional to 297,449.26, 446,997.34 and 290,238.80 is: 436,161.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,449.26 : 446,997.34 = 290,238.80 : x
  2. Step 2: Convert to fraction form
    297,449.26/446,997.34 = 290,238.80/x
  3. Step 3: Cross multiply
    297,449.26x = 446,997.34 × 290,238.80
  4. Step 4: Simplify right side
    297,449.26x = 129,735,968,060.01
  5. Step 5: Solve for x
    x = 129,735,968,060.01/297,449.26
  6. Step 6: Final answer
    x = 436,161.67

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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.