Finding the Fourth Proportional to 477,825.84, 716,804.64 and 162,198
Calculator
Solution
The fourth proportional to 477,825.84, 716,804.64 and 162,198 is: 243,319.36
Step by Step Solution
- Step 1: Write the proportion equation
477,825.84 : 716,804.64 = 162,198 : x - Step 2: Convert to fraction form
477,825.84/716,804.64 = 162,198/x - Step 3: Cross multiply
477,825.84x = 716,804.64 × 162,198 - Step 4: Simplify right side
477,825.84x = 116,264,278,998.72 - Step 5: Solve for x
x = 116,264,278,998.72/477,825.84 - Step 6: Final answer
x = 243,319.36
Related Problems
Find fourth proportional to 238,912.92, 358,402.32 and 81,099
Half scale
Find fourth proportional to 955,651.68, 1,433,609.28 and 324,396
Double scale
Find fourth proportional to 477,826.84, 716,806.14 and 162,199
Similar ratio
Find fourth proportional to 716,738.76, 1,075,206.96 and 243,297
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.