Finding the Third Proportional to 129,852 and 279,432
Calculator
Solution
The third proportional to 129,852 and 279,432 is: 601,317.21
Step by Step Solution
- Step 1: Write the proportion equation
129,852 : 279,432 = 279,432 : x - Step 2: Convert to fraction form
129,852/279,432 = 279,432/x - Step 3: Cross multiply
129,852x = 279,432 × 279,432 - Step 4: Simplify right side
129,852x = 78,082,242,624 - Step 5: Solve for x
x = 78,082,242,624/129,852 - Step 6: Final answer
x = 601,317.21
Related Problems
Find third proportional to 64,926 and 139,716
Half scale
Find third proportional to 259,704 and 558,864
Double scale
Find third proportional to 129,854 and 279,436
Similar ratio
Find third proportional to 194,778 and 419,148
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.