Finding the Fourth Proportional to 371,207.07, 512,267.90 and 201,442.41
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Solution
The fourth proportional to 371,207.07, 512,267.90 and 201,442.41 is: 277,991.69
Step by Step Solution
- Step 1: Write the proportion equation
371,207.07 : 512,267.90 = 201,442.41 : x - Step 2: Convert to fraction form
371,207.07/512,267.90 = 201,442.41/x - Step 3: Cross multiply
371,207.07x = 512,267.90 × 201,442.41 - Step 4: Simplify right side
371,207.07x = 103,192,479,334.43 - Step 5: Solve for x
x = 103,192,479,334.43/371,207.07 - Step 6: Final answer
x = 277,991.69
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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.