Finding the Third Proportional to 253.13 and 450.56
Calculator
Solution
The third proportional to 253.13 and 450.56 is: 802.00
Step by Step Solution
- Step 1: Write the proportion equation
253.13 : 450.56 = 450.56 : x - Step 2: Convert to fraction form
253.13/450.56 = 450.56/x - Step 3: Cross multiply
253.13x = 450.56 × 450.56 - Step 4: Simplify right side
253.13x = 203,006.57 - Step 5: Solve for x
x = 203,006.57/253.13 - Step 6: Final answer
x = 802.00
Related Problems
Find third proportional to 126.56 and 225.28
Half scale
Find third proportional to 506.25 and 901.13
Double scale
Find third proportional to 255 and 454
Similar ratio
Find third proportional to 379.69 and 675.84
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.