Finding the Third Proportional to 273,688 and 435,830
Calculator
Solution
The third proportional to 273,688 and 435,830 is: 694,030.39
Step by Step Solution
- Step 1: Write the proportion equation
273,688 : 435,830 = 435,830 : x - Step 2: Convert to fraction form
273,688/435,830 = 435,830/x - Step 3: Cross multiply
273,688x = 435,830 × 435,830 - Step 4: Simplify right side
273,688x = 189,947,788,900 - Step 5: Solve for x
x = 189,947,788,900/273,688 - Step 6: Final answer
x = 694,030.39
Related Problems
Find third proportional to 136,844 and 217,915
Half scale
Find third proportional to 547,376 and 871,660
Double scale
Find third proportional to 273,690 and 435,833
Similar ratio
Find third proportional to 410,532 and 653,745
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.