Finding the Fourth Proportional to 371,151.86, 512,195.53 and 201,385.99
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Solution
The fourth proportional to 371,151.86, 512,195.53 and 201,385.99 is: 277,915.90
Step by Step Solution
- Step 1: Write the proportion equation
371,151.86 : 512,195.53 = 201,385.99 : x - Step 2: Convert to fraction form
371,151.86/512,195.53 = 201,385.99/x - Step 3: Cross multiply
371,151.86x = 512,195.53 × 201,385.99 - Step 4: Simplify right side
371,151.86x = 103,149,002,098.67 - Step 5: Solve for x
x = 103,149,002,098.67/371,151.86 - Step 6: Final answer
x = 277,915.90
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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.