Finding the Fourth Proportional to 592.12, 892.69 and 550.36
Calculator
Solution
The fourth proportional to 592.12, 892.69 and 550.36 is: 829.73
Step by Step Solution
- Step 1: Write the proportion equation
592.12 : 892.69 = 550.36 : x - Step 2: Convert to fraction form
592.12/892.69 = 550.36/x - Step 3: Cross multiply
592.12x = 892.69 × 550.36 - Step 4: Simplify right side
592.12x = 491,300.87 - Step 5: Solve for x
x = 491,300.87/592.12 - Step 6: Final answer
x = 829.73
Related Problems
Find fourth proportional to 296.06, 446.35 and 275.18
Half scale
Find fourth proportional to 1,184.24, 1,785.38 and 1,100.72
Double scale
Find fourth proportional to 593.12, 894.20 and 551.36
Similar ratio
Find fourth proportional to 888.18, 1,339.04 and 825.54
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.