Home / 729,236.28-1,093,847.94-255,810.72

Finding the Fourth Proportional to 729,236.28, 1,093,847.94 and 255,810.72

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Solution

The fourth proportional to 729,236.28, 1,093,847.94 and 255,810.72 is: 383,713.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,236.28 : 1,093,847.94 = 255,810.72 : x
  2. Step 2: Convert to fraction form
    729,236.28/1,093,847.94 = 255,810.72/x
  3. Step 3: Cross multiply
    729,236.28x = 1,093,847.94 × 255,810.72
  4. Step 4: Simplify right side
    729,236.28x = 279,818,029,101.92
  5. Step 5: Solve for x
    x = 279,818,029,101.92/729,236.28
  6. Step 6: Final answer
    x = 383,713.81

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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.