Finding the Third Proportional to 305,223.19 and 448,699.50
Calculator
Solution
The third proportional to 305,223.19 and 448,699.50 is: 659,619.75
Step by Step Solution
- Step 1: Write the proportion equation
305,223.19 : 448,699.50 = 448,699.50 : x - Step 2: Convert to fraction form
305,223.19/448,699.50 = 448,699.50/x - Step 3: Cross multiply
305,223.19x = 448,699.50 × 448,699.50 - Step 4: Simplify right side
305,223.19x = 201,331,241,300.25 - Step 5: Solve for x
x = 201,331,241,300.25/305,223.19 - Step 6: Final answer
x = 659,619.75
Related Problems
Find third proportional to 152,611.59 and 224,349.75
Half scale
Find third proportional to 610,446.38 and 897,399
Double scale
Find third proportional to 305,225 and 448,702
Similar ratio
Find third proportional to 457,834.78 and 673,049.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.