Finding the Fourth Proportional to 1,173,728.88, 1,759,537.08 and 425,250
Calculator
Solution
The fourth proportional to 1,173,728.88, 1,759,537.08 and 425,250 is: 637,492.32
Step by Step Solution
- Step 1: Write the proportion equation
1,173,728.88 : 1,759,537.08 = 425,250 : x - Step 2: Convert to fraction form
1,173,728.88/1,759,537.08 = 425,250/x - Step 3: Cross multiply
1,173,728.88x = 1,759,537.08 × 425,250 - Step 4: Simplify right side
1,173,728.88x = 748,243,143,270 - Step 5: Solve for x
x = 748,243,143,270/1,173,728.88 - Step 6: Final answer
x = 637,492.32
Related Problems
Find fourth proportional to 586,864.44, 879,768.54 and 212,625
Half scale
Find fourth proportional to 2,347,457.76, 3,519,074.16 and 850,500
Double scale
Find fourth proportional to 1,173,729.88, 1,759,538.58 and 425,251
Similar ratio
Find fourth proportional to 1,760,593.32, 2,639,305.62 and 637,875
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.