Finding the Fourth Proportional to 362,872.74, 500,794.68 and 201,742.78
Calculator
Solution
The fourth proportional to 362,872.74, 500,794.68 and 201,742.78 is: 278,421.88
Step by Step Solution
- Step 1: Write the proportion equation
362,872.74 : 500,794.68 = 201,742.78 : x - Step 2: Convert to fraction form
362,872.74/500,794.68 = 201,742.78/x - Step 3: Cross multiply
362,872.74x = 500,794.68 × 201,742.78 - Step 4: Simplify right side
362,872.74x = 101,031,708,285.26 - Step 5: Solve for x
x = 101,031,708,285.26/362,872.74 - Step 6: Final answer
x = 278,421.88
Related Problems
Find fourth proportional to 181,436.37, 250,397.34 and 100,871.39
Half scale
Find fourth proportional to 725,745.47, 1,001,589.35 and 403,485.55
Double scale
Find fourth proportional to 362,873.74, 500,796.06 and 201,743.78
Similar ratio
Find fourth proportional to 544,309.10, 751,192.01 and 302,614.16
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.