Finding the Fourth Proportional to 796,515.40, 1,195,118.70 and 402,531.40
Calculator
Solution
The fourth proportional to 796,515.40, 1,195,118.70 and 402,531.40 is: 603,971.75
Step by Step Solution
- Step 1: Write the proportion equation
796,515.40 : 1,195,118.70 = 402,531.40 : x - Step 2: Convert to fraction form
796,515.40/1,195,118.70 = 402,531.40/x - Step 3: Cross multiply
796,515.40x = 1,195,118.70 × 402,531.40 - Step 4: Simplify right side
796,515.40x = 481,072,803,477.18 - Step 5: Solve for x
x = 481,072,803,477.18/796,515.40 - Step 6: Final answer
x = 603,971.75
Related Problems
Find fourth proportional to 398,257.70, 597,559.35 and 201,265.70
Half scale
Find fourth proportional to 1,593,030.80, 2,390,237.40 and 805,062.80
Double scale
Find fourth proportional to 796,516.40, 1,195,120.20 and 402,532.40
Similar ratio
Find fourth proportional to 1,194,773.10, 1,792,678.05 and 603,797.10
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.