Home / 433,566.20-650,057.70-231,195.80

Finding the Fourth Proportional to 433,566.20, 650,057.70 and 231,195.80

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Solution

The fourth proportional to 433,566.20, 650,057.70 and 231,195.80 is: 346,638.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,566.20 : 650,057.70 = 231,195.80 : x
  2. Step 2: Convert to fraction form
    433,566.20/650,057.70 = 231,195.80/x
  3. Step 3: Cross multiply
    433,566.20x = 650,057.70 × 231,195.80
  4. Step 4: Simplify right side
    433,566.20x = 150,290,609,997.66
  5. Step 5: Solve for x
    x = 150,290,609,997.66/433,566.20
  6. Step 6: Final answer
    x = 346,638.21

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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.