Finding the Fourth Proportional to 343,107.09, 473,487.84 and 192,204.09
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Solution
The fourth proportional to 343,107.09, 473,487.84 and 192,204.09 is: 265,241.68
Step by Step Solution
- Step 1: Write the proportion equation
343,107.09 : 473,487.84 = 192,204.09 : x - Step 2: Convert to fraction form
343,107.09/473,487.84 = 192,204.09/x - Step 3: Cross multiply
343,107.09x = 473,487.84 × 192,204.09 - Step 4: Simplify right side
343,107.09x = 91,006,299,413.27 - Step 5: Solve for x
x = 91,006,299,413.27/343,107.09 - Step 6: Final answer
x = 265,241.68
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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.