Finding the Third Proportional to 286,176.75 and 621,558.75
Calculator
Solution
The third proportional to 286,176.75 and 621,558.75 is: 1,349,988.35
Step by Step Solution
- Step 1: Write the proportion equation
286,176.75 : 621,558.75 = 621,558.75 : x - Step 2: Convert to fraction form
286,176.75/621,558.75 = 621,558.75/x - Step 3: Cross multiply
286,176.75x = 621,558.75 × 621,558.75 - Step 4: Simplify right side
286,176.75x = 386,335,279,701.56 - Step 5: Solve for x
x = 386,335,279,701.56/286,176.75 - Step 6: Final answer
x = 1,349,988.35
Related Problems
Find third proportional to 143,088.38 and 310,779.38
Half scale
Find third proportional to 572,353.50 and 1,243,117.50
Double scale
Find third proportional to 286,179 and 621,563
Similar ratio
Find third proportional to 429,265.13 and 932,338.13
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.