Finding the Fourth Proportional to 834,413.39, 1,151,513.12 and 471,891.46
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Solution
The fourth proportional to 834,413.39, 1,151,513.12 and 471,891.46 is: 651,223.02
Step by Step Solution
- Step 1: Write the proportion equation
834,413.39 : 1,151,513.12 = 471,891.46 : x - Step 2: Convert to fraction form
834,413.39/1,151,513.12 = 471,891.46/x - Step 3: Cross multiply
834,413.39x = 1,151,513.12 × 471,891.46 - Step 4: Simplify right side
834,413.39x = 543,389,207,405.96 - Step 5: Solve for x
x = 543,389,207,405.96/834,413.39 - Step 6: Final answer
x = 651,223.02
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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.