Finding the Fourth Proportional to 371,184.66, 512,236.20 and 201,418.79
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Solution
The fourth proportional to 371,184.66, 512,236.20 and 201,418.79 is: 277,958.67
Step by Step Solution
- Step 1: Write the proportion equation
371,184.66 : 512,236.20 = 201,418.79 : x - Step 2: Convert to fraction form
371,184.66/512,236.20 = 201,418.79/x - Step 3: Cross multiply
371,184.66x = 512,236.20 × 201,418.79 - Step 4: Simplify right side
371,184.66x = 103,173,993,037.02 - Step 5: Solve for x
x = 103,173,993,037.02/371,184.66 - Step 6: Final answer
x = 277,958.67
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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.