Finding the Fourth Proportional to 590.50, 885.75 and 334.02
Calculator
Solution
The fourth proportional to 590.50, 885.75 and 334.02 is: 501.03
Step by Step Solution
- Step 1: Write the proportion equation
590.50 : 885.75 = 334.02 : x - Step 2: Convert to fraction form
590.50/885.75 = 334.02/x - Step 3: Cross multiply
590.50x = 885.75 × 334.02 - Step 4: Simplify right side
590.50x = 295,858.22 - Step 5: Solve for x
x = 295,858.22/590.50 - Step 6: Final answer
x = 501.03
Related Problems
Find fourth proportional to 295.25, 442.88 and 167.01
Half scale
Find fourth proportional to 1,181, 1,771.50 and 668.04
Double scale
Find fourth proportional to 591.50, 887.25 and 335.02
Similar ratio
Find fourth proportional to 885.75, 1,328.63 and 501.03
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.