Finding the Third Proportional to 316,739.25 and 682,989.75
Calculator
Solution
The third proportional to 316,739.25 and 682,989.75 is: 1,472,741.38
Step by Step Solution
- Step 1: Write the proportion equation
316,739.25 : 682,989.75 = 682,989.75 : x - Step 2: Convert to fraction form
316,739.25/682,989.75 = 682,989.75/x - Step 3: Cross multiply
316,739.25x = 682,989.75 × 682,989.75 - Step 4: Simplify right side
316,739.25x = 466,474,998,605.06 - Step 5: Solve for x
x = 466,474,998,605.06/316,739.25 - Step 6: Final answer
x = 1,472,741.38
Related Problems
Find third proportional to 158,369.63 and 341,494.88
Half scale
Find third proportional to 633,478.50 and 1,365,979.50
Double scale
Find third proportional to 316,741 and 682,994
Similar ratio
Find third proportional to 475,108.88 and 1,024,484.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.