Finding the Third Proportional to 180,837.56 and 392,817.09
Calculator
Solution
The third proportional to 180,837.56 and 392,817.09 is: 853,281.07
Step by Step Solution
- Step 1: Write the proportion equation
180,837.56 : 392,817.09 = 392,817.09 : x - Step 2: Convert to fraction form
180,837.56/392,817.09 = 392,817.09/x - Step 3: Cross multiply
180,837.56x = 392,817.09 × 392,817.09 - Step 4: Simplify right side
180,837.56x = 154,305,269,142.20 - Step 5: Solve for x
x = 154,305,269,142.20/180,837.56 - Step 6: Final answer
x = 853,281.07
Related Problems
Find third proportional to 90,418.78 and 196,408.55
Half scale
Find third proportional to 361,675.13 and 785,634.19
Double scale
Find third proportional to 180,840 and 392,821
Similar ratio
Find third proportional to 271,256.34 and 589,225.64
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.