Finding the Fourth Proportional to 371,375.50, 512,504.40 and 201,609.62
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Solution
The fourth proportional to 371,375.50, 512,504.40 and 201,609.62 is: 278,224.65
Step by Step Solution
- Step 1: Write the proportion equation
371,375.50 : 512,504.40 = 201,609.62 : x - Step 2: Convert to fraction form
371,375.50/512,504.40 = 201,609.62/x - Step 3: Cross multiply
371,375.50x = 512,504.40 × 201,609.62 - Step 4: Simplify right side
371,375.50x = 103,325,817,332.33 - Step 5: Solve for x
x = 103,325,817,332.33/371,375.50 - Step 6: Final answer
x = 278,224.65
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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.