Finding the Third Proportional to 328,981.50 and 683,812.13
Calculator
Solution
The third proportional to 328,981.50 and 683,812.13 is: 1,421,353.55
Step by Step Solution
- Step 1: Write the proportion equation
328,981.50 : 683,812.13 = 683,812.13 : x - Step 2: Convert to fraction form
328,981.50/683,812.13 = 683,812.13/x - Step 3: Cross multiply
328,981.50x = 683,812.13 × 683,812.13 - Step 4: Simplify right side
328,981.50x = 467,599,022,297.02 - Step 5: Solve for x
x = 467,599,022,297.02/328,981.50 - Step 6: Final answer
x = 1,421,353.55
Related Problems
Find third proportional to 164,490.75 and 341,906.06
Half scale
Find third proportional to 657,963 and 1,367,624.25
Double scale
Find third proportional to 328,984 and 683,816
Similar ratio
Find third proportional to 493,472.25 and 1,025,718.19
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.