Finding the Fourth Proportional to 834,790.72, 1,251,923.28 and 273,694
Calculator
Solution
The fourth proportional to 834,790.72, 1,251,923.28 and 273,694 is: 410,454.84
Step by Step Solution
- Step 1: Write the proportion equation
834,790.72 : 1,251,923.28 = 273,694 : x - Step 2: Convert to fraction form
834,790.72/1,251,923.28 = 273,694/x - Step 3: Cross multiply
834,790.72x = 1,251,923.28 × 273,694 - Step 4: Simplify right side
834,790.72x = 342,643,890,196.32 - Step 5: Solve for x
x = 342,643,890,196.32/834,790.72 - Step 6: Final answer
x = 410,454.84
Related Problems
Find fourth proportional to 417,395.36, 625,961.64 and 136,847
Half scale
Find fourth proportional to 1,669,581.44, 2,503,846.56 and 547,388
Double scale
Find fourth proportional to 834,791.72, 1,251,924.78 and 273,695
Similar ratio
Find fourth proportional to 1,252,186.08, 1,877,884.92 and 410,541
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.