Finding the Fourth Proportional to 371,190.69, 512,244.48 and 201,424.80
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Solution
The fourth proportional to 371,190.69, 512,244.48 and 201,424.80 is: 277,966.94
Step by Step Solution
- Step 1: Write the proportion equation
371,190.69 : 512,244.48 = 201,424.80 : x - Step 2: Convert to fraction form
371,190.69/512,244.48 = 201,424.80/x - Step 3: Cross multiply
371,190.69x = 512,244.48 × 201,424.80 - Step 4: Simplify right side
371,190.69x = 103,178,741,935.10 - Step 5: Solve for x
x = 103,178,741,935.10/371,190.69 - Step 6: Final answer
x = 277,966.94
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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.