Home / 788,255.96-1,079,914.68-758,735.78

Finding the Fourth Proportional to 788,255.96, 1,079,914.68 and 758,735.78

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Solution

The fourth proportional to 788,255.96, 1,079,914.68 and 758,735.78 is: 1,039,471.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,255.96 : 1,079,914.68 = 758,735.78 : x
  2. Step 2: Convert to fraction form
    788,255.96/1,079,914.68 = 758,735.78/x
  3. Step 3: Cross multiply
    788,255.96x = 1,079,914.68 × 758,735.78
  4. Step 4: Simplify right side
    788,255.96x = 819,369,903,269.57
  5. Step 5: Solve for x
    x = 819,369,903,269.57/788,255.96
  6. Step 6: Final answer
    x = 1,039,471.88

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.