Finding the Fourth Proportional to 521,753.20, 732,554 and 521,753.20
Calculator
Solution
The fourth proportional to 521,753.20, 732,554 and 521,753.20 is: 732,554
Step by Step Solution
- Step 1: Write the proportion equation
521,753.20 : 732,554 = 521,753.20 : x - Step 2: Convert to fraction form
521,753.20/732,554 = 521,753.20/x - Step 3: Cross multiply
521,753.20x = 732,554 × 521,753.20 - Step 4: Simplify right side
521,753.20x = 382,212,393,672.80 - Step 5: Solve for x
x = 382,212,393,672.80/521,753.20 - Step 6: Final answer
x = 732,554
Related Problems
Find fourth proportional to 260,876.60, 366,277 and 260,876.60
Half scale
Find fourth proportional to 1,043,506.40, 1,465,108 and 1,043,506.40
Double scale
Find fourth proportional to 521,754.20, 732,555.40 and 521,754.20
Similar ratio
Find fourth proportional to 782,629.80, 1,098,831 and 782,629.80
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.