Finding the Fourth Proportional to 793,828.68, 1,190,491.92 and 261,231
Calculator
Solution
The fourth proportional to 793,828.68, 1,190,491.92 and 261,231 is: 391,763.87
Step by Step Solution
- Step 1: Write the proportion equation
793,828.68 : 1,190,491.92 = 261,231 : x - Step 2: Convert to fraction form
793,828.68/1,190,491.92 = 261,231/x - Step 3: Cross multiply
793,828.68x = 1,190,491.92 × 261,231 - Step 4: Simplify right side
793,828.68x = 310,993,394,753.52 - Step 5: Solve for x
x = 310,993,394,753.52/793,828.68 - Step 6: Final answer
x = 391,763.87
Related Problems
Find fourth proportional to 396,914.34, 595,245.96 and 130,615.50
Half scale
Find fourth proportional to 1,587,657.36, 2,380,983.84 and 522,462
Double scale
Find fourth proportional to 793,829.68, 1,190,493.42 and 261,232
Similar ratio
Find fourth proportional to 1,190,743.02, 1,785,737.88 and 391,846.50
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.