Finding the Fourth Proportional to 371,083.97, 512,102.12 and 201,318.10
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Solution
The fourth proportional to 371,083.97, 512,102.12 and 201,318.10 is: 277,822.36
Step by Step Solution
- Step 1: Write the proportion equation
371,083.97 : 512,102.12 = 201,318.10 : x - Step 2: Convert to fraction form
371,083.97/512,102.12 = 201,318.10/x - Step 3: Cross multiply
371,083.97x = 512,102.12 × 201,318.10 - Step 4: Simplify right side
371,083.97x = 103,095,423,517.53 - Step 5: Solve for x
x = 103,095,423,517.53/371,083.97 - Step 6: Final answer
x = 277,822.36
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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.