Finding the Third Proportional to 262,087 and 392,718
Calculator
Solution
The third proportional to 262,087 and 392,718 is: 588,458.90
Step by Step Solution
- Step 1: Write the proportion equation
262,087 : 392,718 = 392,718 : x - Step 2: Convert to fraction form
262,087/392,718 = 392,718/x - Step 3: Cross multiply
262,087x = 392,718 × 392,718 - Step 4: Simplify right side
262,087x = 154,227,427,524 - Step 5: Solve for x
x = 154,227,427,524/262,087 - Step 6: Final answer
x = 588,458.90
Related Problems
Find third proportional to 131,043.50 and 196,359
Half scale
Find third proportional to 524,174 and 785,436
Double scale
Find third proportional to 262,089 and 392,721
Similar ratio
Find third proportional to 393,130.50 and 589,077
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.