Home / 729,168.31-1,093,861.82-255,770.29

Finding the Fourth Proportional to 729,168.31, 1,093,861.82 and 255,770.29

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Solution

The fourth proportional to 729,168.31, 1,093,861.82 and 255,770.29 is: 383,693.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,168.31 : 1,093,861.82 = 255,770.29 : x
  2. Step 2: Convert to fraction form
    729,168.31/1,093,861.82 = 255,770.29/x
  3. Step 3: Cross multiply
    729,168.31x = 1,093,861.82 × 255,770.29
  4. Step 4: Simplify right side
    729,168.31x = 279,777,354,921.33
  5. Step 5: Solve for x
    x = 279,777,354,921.33/729,168.31
  6. Step 6: Final answer
    x = 383,693.79

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1.5x scale

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.