Finding the Fourth Proportional to 494,611,413.88, 682,532,706.50 and 271,591,534.24
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Solution
The fourth proportional to 494,611,413.88, 682,532,706.50 and 271,591,534.24 is: 374,779,270.60
Step by Step Solution
- Step 1: Write the proportion equation
494,611,413.88 : 682,532,706.50 = 271,591,534.24 : x - Step 2: Convert to fraction form
494,611,413.88/682,532,706.50 = 271,591,534.24/x - Step 3: Cross multiply
494,611,413.88x = 682,532,706.50 × 271,591,534.24 - Step 4: Simplify right side
494,611,413.88x = 185,370,104,922,544,000 - Step 5: Solve for x
x = 185,370,104,922,544,000/494,611,413.88 - Step 6: Final answer
x = 374,779,270.60
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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.