Finding the Third Proportional to 214,898.63 and 290,816.44
Calculator
Solution
The third proportional to 214,898.63 and 290,816.44 is: 393,553.94
Step by Step Solution
- Step 1: Write the proportion equation
214,898.63 : 290,816.44 = 290,816.44 : x - Step 2: Convert to fraction form
214,898.63/290,816.44 = 290,816.44/x - Step 3: Cross multiply
214,898.63x = 290,816.44 × 290,816.44 - Step 4: Simplify right side
214,898.63x = 84,574,200,320.19 - Step 5: Solve for x
x = 84,574,200,320.19/214,898.63 - Step 6: Final answer
x = 393,553.94
Related Problems
Find third proportional to 107,449.31 and 145,408.22
Half scale
Find third proportional to 429,797.25 and 581,632.88
Double scale
Find third proportional to 214,901 and 290,819
Similar ratio
Find third proportional to 322,347.94 and 436,224.66
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.