Finding the Third Proportional to 291,106.13 and 636,522.75
Calculator
Solution
The third proportional to 291,106.13 and 636,522.75 is: 1,391,798.99
Step by Step Solution
- Step 1: Write the proportion equation
291,106.13 : 636,522.75 = 636,522.75 : x - Step 2: Convert to fraction form
291,106.13/636,522.75 = 636,522.75/x - Step 3: Cross multiply
291,106.13x = 636,522.75 × 636,522.75 - Step 4: Simplify right side
291,106.13x = 405,161,211,267.56 - Step 5: Solve for x
x = 405,161,211,267.56/291,106.13 - Step 6: Final answer
x = 1,391,798.99
Related Problems
Find third proportional to 145,553.06 and 318,261.38
Half scale
Find third proportional to 582,212.25 and 1,273,045.50
Double scale
Find third proportional to 291,108 and 636,527
Similar ratio
Find third proportional to 436,659.19 and 954,784.13
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.