Finding the Third Proportional to 909,394 and 1,358,475
Calculator
Solution
The third proportional to 909,394 and 1,358,475 is: 2,029,323.18
Step by Step Solution
- Step 1: Write the proportion equation
909,394 : 1,358,475 = 1,358,475 : x - Step 2: Convert to fraction form
909,394/1,358,475 = 1,358,475/x - Step 3: Cross multiply
909,394x = 1,358,475 × 1,358,475 - Step 4: Simplify right side
909,394x = 1,845,454,325,625 - Step 5: Solve for x
x = 1,845,454,325,625/909,394 - Step 6: Final answer
x = 2,029,323.18
Related Problems
Find third proportional to 454,697 and 679,237.50
Half scale
Find third proportional to 1,818,788 and 2,716,950
Double scale
Find third proportional to 909,396 and 1,358,478
Similar ratio
Find third proportional to 1,364,091 and 2,037,712.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.