Home / 788,255.46-1,079,913.99-758,735.28

Finding the Fourth Proportional to 788,255.46, 1,079,913.99 and 758,735.28

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Solution

The fourth proportional to 788,255.46, 1,079,913.99 and 758,735.28 is: 1,039,471.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,255.46 : 1,079,913.99 = 758,735.28 : x
  2. Step 2: Convert to fraction form
    788,255.46/1,079,913.99 = 758,735.28/x
  3. Step 3: Cross multiply
    788,255.46x = 1,079,913.99 × 758,735.28
  4. Step 4: Simplify right side
    788,255.46x = 819,368,843,578.57
  5. Step 5: Solve for x
    x = 819,368,843,578.57/788,255.46
  6. Step 6: Final answer
    x = 1,039,471.19

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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.