Finding the Third Proportional to 193,560 and 290,340
Calculator
Solution
The third proportional to 193,560 and 290,340 is: 435,510
Step by Step Solution
- Step 1: Write the proportion equation
193,560 : 290,340 = 290,340 : x - Step 2: Convert to fraction form
193,560/290,340 = 290,340/x - Step 3: Cross multiply
193,560x = 290,340 × 290,340 - Step 4: Simplify right side
193,560x = 84,297,315,600 - Step 5: Solve for x
x = 84,297,315,600/193,560 - Step 6: Final answer
x = 435,510
Related Problems
Find third proportional to 96,780 and 145,170
Half scale
Find third proportional to 387,120 and 580,680
Double scale
Find third proportional to 193,562 and 290,343
Similar ratio
Find third proportional to 290,340 and 435,510
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.