Finding the Third Proportional to 456,900.75 and 669,768.75
Calculator
Solution
The third proportional to 456,900.75 and 669,768.75 is: 981,810.99
Step by Step Solution
- Step 1: Write the proportion equation
456,900.75 : 669,768.75 = 669,768.75 : x - Step 2: Convert to fraction form
456,900.75/669,768.75 = 669,768.75/x - Step 3: Cross multiply
456,900.75x = 669,768.75 × 669,768.75 - Step 4: Simplify right side
456,900.75x = 448,590,178,476.56 - Step 5: Solve for x
x = 448,590,178,476.56/456,900.75 - Step 6: Final answer
x = 981,810.99
Related Problems
Find third proportional to 228,450.38 and 334,884.38
Half scale
Find third proportional to 913,801.50 and 1,339,537.50
Double scale
Find third proportional to 456,903 and 669,772
Similar ratio
Find third proportional to 685,351.13 and 1,004,653.13
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.