Finding the Fourth Proportional to 933,669.54, 1,288,451.49 and 525,811.68
Calculator
Solution
The fourth proportional to 933,669.54, 1,288,451.49 and 525,811.68 is: 725,613.09
Step by Step Solution
- Step 1: Write the proportion equation
933,669.54 : 1,288,451.49 = 525,811.68 : x - Step 2: Convert to fraction form
933,669.54/1,288,451.49 = 525,811.68/x - Step 3: Cross multiply
933,669.54x = 1,288,451.49 × 525,811.68 - Step 4: Simplify right side
933,669.54x = 677,482,842,555.40 - Step 5: Solve for x
x = 677,482,842,555.40/933,669.54 - Step 6: Final answer
x = 725,613.09
Related Problems
Find fourth proportional to 466,834.77, 644,225.75 and 262,905.84
Half scale
Find fourth proportional to 1,867,339.08, 2,576,902.98 and 1,051,623.36
Double scale
Find fourth proportional to 933,670.54, 1,288,452.87 and 525,812.68
Similar ratio
Find fourth proportional to 1,400,504.31, 1,932,677.24 and 788,717.52
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.