Finding the Third Proportional to 690,273 and 1,476,501
Calculator
Solution
The third proportional to 690,273 and 1,476,501 is: 3,158,250.73
Step by Step Solution
- Step 1: Write the proportion equation
690,273 : 1,476,501 = 1,476,501 : x - Step 2: Convert to fraction form
690,273/1,476,501 = 1,476,501/x - Step 3: Cross multiply
690,273x = 1,476,501 × 1,476,501 - Step 4: Simplify right side
690,273x = 2,180,055,203,001 - Step 5: Solve for x
x = 2,180,055,203,001/690,273 - Step 6: Final answer
x = 3,158,250.73
Related Problems
Find third proportional to 345,136.50 and 738,250.50
Half scale
Find third proportional to 1,380,546 and 2,953,002
Double scale
Find third proportional to 690,275 and 1,476,505
Similar ratio
Find third proportional to 1,035,409.50 and 2,214,751.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.