Finding the Fourth Proportional to 287,600.63, 396,473.84 and 201,292.49
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Solution
The fourth proportional to 287,600.63, 396,473.84 and 201,292.49 is: 277,493.16
Step by Step Solution
- Step 1: Write the proportion equation
287,600.63 : 396,473.84 = 201,292.49 : x - Step 2: Convert to fraction form
287,600.63/396,473.84 = 201,292.49/x - Step 3: Cross multiply
287,600.63x = 396,473.84 × 201,292.49 - Step 4: Simplify right side
287,600.63x = 79,807,207,213.03 - Step 5: Solve for x
x = 79,807,207,213.03/287,600.63 - Step 6: Final answer
x = 277,493.16
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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.