Finding the Fourth Proportional to 371,212.18, 512,273.14 and 201,446.30
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Solution
The fourth proportional to 371,212.18, 512,273.14 and 201,446.30 is: 277,996.07
Step by Step Solution
- Step 1: Write the proportion equation
371,212.18 : 512,273.14 = 201,446.30 : x - Step 2: Convert to fraction form
371,212.18/512,273.14 = 201,446.30/x - Step 3: Cross multiply
371,212.18x = 512,273.14 × 201,446.30 - Step 4: Simplify right side
371,212.18x = 103,195,528,642.38 - Step 5: Solve for x
x = 103,195,528,642.38/371,212.18 - Step 6: Final answer
x = 277,996.07
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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.