Finding the Third Proportional to 157,284.75 and 342,216.75
Calculator
Solution
The third proportional to 157,284.75 and 342,216.75 is: 744,587.79
Step by Step Solution
- Step 1: Write the proportion equation
157,284.75 : 342,216.75 = 342,216.75 : x - Step 2: Convert to fraction form
157,284.75/342,216.75 = 342,216.75/x - Step 3: Cross multiply
157,284.75x = 342,216.75 × 342,216.75 - Step 4: Simplify right side
157,284.75x = 117,112,303,980.56 - Step 5: Solve for x
x = 117,112,303,980.56/157,284.75 - Step 6: Final answer
x = 744,587.79
Related Problems
Find third proportional to 78,642.38 and 171,108.38
Half scale
Find third proportional to 314,569.50 and 684,433.50
Double scale
Find third proportional to 157,287 and 342,221
Similar ratio
Find third proportional to 235,927.13 and 513,325.13
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.