Finding the Fourth Proportional to 850,878.60, 1,174,237.08 and 468,930
Calculator
Solution
The fourth proportional to 850,878.60, 1,174,237.08 and 468,930 is: 647,136.96
Step by Step Solution
- Step 1: Write the proportion equation
850,878.60 : 1,174,237.08 = 468,930 : x - Step 2: Convert to fraction form
850,878.60/1,174,237.08 = 468,930/x - Step 3: Cross multiply
850,878.60x = 1,174,237.08 × 468,930 - Step 4: Simplify right side
850,878.60x = 550,634,993,924.40 - Step 5: Solve for x
x = 550,634,993,924.40/850,878.60 - Step 6: Final answer
x = 647,136.96
Related Problems
Find fourth proportional to 425,439.30, 587,118.54 and 234,465
Half scale
Find fourth proportional to 1,701,757.20, 2,348,474.16 and 937,860
Double scale
Find fourth proportional to 850,879.60, 1,174,238.46 and 468,931
Similar ratio
Find fourth proportional to 1,276,317.90, 1,761,355.62 and 703,395
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.