Home / 729,212.96-1,093,928.82-255,814.92

Finding the Fourth Proportional to 729,212.96, 1,093,928.82 and 255,814.92

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Solution

The fourth proportional to 729,212.96, 1,093,928.82 and 255,814.92 is: 383,760.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,212.96 : 1,093,928.82 = 255,814.92 : x
  2. Step 2: Convert to fraction form
    729,212.96/1,093,928.82 = 255,814.92/x
  3. Step 3: Cross multiply
    729,212.96x = 1,093,928.82 × 255,814.92
  4. Step 4: Simplify right side
    729,212.96x = 279,843,313,573.99
  5. Step 5: Solve for x
    x = 279,843,313,573.99/729,212.96
  6. Step 6: Final answer
    x = 383,760.75

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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.