Finding the Third Proportional to 395,511.75 and 856,633.50
Calculator
Solution
The third proportional to 395,511.75 and 856,633.50 is: 1,855,370.80
Step by Step Solution
- Step 1: Write the proportion equation
395,511.75 : 856,633.50 = 856,633.50 : x - Step 2: Convert to fraction form
395,511.75/856,633.50 = 856,633.50/x - Step 3: Cross multiply
395,511.75x = 856,633.50 × 856,633.50 - Step 4: Simplify right side
395,511.75x = 733,820,953,322.25 - Step 5: Solve for x
x = 733,820,953,322.25/395,511.75 - Step 6: Final answer
x = 1,855,370.80
Related Problems
Find third proportional to 197,755.88 and 428,316.75
Half scale
Find third proportional to 791,023.50 and 1,713,267
Double scale
Find third proportional to 395,514 and 856,638
Similar ratio
Find third proportional to 593,267.63 and 1,284,950.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.