Finding the Third Proportional to 138,267 and 295,488
Calculator
Solution
The third proportional to 138,267 and 295,488 is: 631,482.26
Step by Step Solution
- Step 1: Write the proportion equation
138,267 : 295,488 = 295,488 : x - Step 2: Convert to fraction form
138,267/295,488 = 295,488/x - Step 3: Cross multiply
138,267x = 295,488 × 295,488 - Step 4: Simplify right side
138,267x = 87,313,158,144 - Step 5: Solve for x
x = 87,313,158,144/138,267 - Step 6: Final answer
x = 631,482.26
Related Problems
Find third proportional to 69,133.50 and 147,744
Half scale
Find third proportional to 276,534 and 590,976
Double scale
Find third proportional to 138,269 and 295,492
Similar ratio
Find third proportional to 207,400.50 and 443,232
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.