Finding the Fourth Proportional to 295,702.75, 408,070.43 and 168,378.45
Calculator
Solution
The fourth proportional to 295,702.75, 408,070.43 and 168,378.45 is: 232,362.62
Step by Step Solution
- Step 1: Write the proportion equation
295,702.75 : 408,070.43 = 168,378.45 : x - Step 2: Convert to fraction form
295,702.75/408,070.43 = 168,378.45/x - Step 3: Cross multiply
295,702.75x = 408,070.43 × 168,378.45 - Step 4: Simplify right side
295,702.75x = 68,710,266,494.23 - Step 5: Solve for x
x = 68,710,266,494.23/295,702.75 - Step 6: Final answer
x = 232,362.62
Related Problems
Find fourth proportional to 147,851.38, 204,035.22 and 84,189.23
Half scale
Find fourth proportional to 591,405.50, 816,140.86 and 336,756.90
Double scale
Find fourth proportional to 295,703.75, 408,071.81 and 168,379.45
Similar ratio
Find fourth proportional to 443,554.13, 612,105.65 and 252,567.68
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.