Finding the Fourth Proportional to 337,283.68, 505,018.88 and 256,938.88
Calculator
Solution
The fourth proportional to 337,283.68, 505,018.88 and 256,938.88 is: 384,717.65
Step by Step Solution
- Step 1: Write the proportion equation
337,283.68 : 505,018.88 = 256,938.88 : x - Step 2: Convert to fraction form
337,283.68/505,018.88 = 256,938.88/x - Step 3: Cross multiply
337,283.68x = 505,018.88 × 256,938.88 - Step 4: Simplify right side
337,283.68x = 129,758,985,406.05 - Step 5: Solve for x
x = 129,758,985,406.05/337,283.68 - Step 6: Final answer
x = 384,717.65
Related Problems
Find fourth proportional to 168,641.84, 252,509.44 and 128,469.44
Half scale
Find fourth proportional to 674,567.36, 1,010,037.76 and 513,877.76
Double scale
Find fourth proportional to 337,284.68, 505,020.38 and 256,939.88
Similar ratio
Find fourth proportional to 505,925.52, 757,528.32 and 385,408.32
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.