Finding the Fourth Proportional to 371,184.79, 512,236.37 and 201,418.91
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Solution
The fourth proportional to 371,184.79, 512,236.37 and 201,418.91 is: 277,958.83
Step by Step Solution
- Step 1: Write the proportion equation
371,184.79 : 512,236.37 = 201,418.91 : x - Step 2: Convert to fraction form
371,184.79/512,236.37 = 201,418.91/x - Step 3: Cross multiply
371,184.79x = 512,236.37 × 201,418.91 - Step 4: Simplify right side
371,184.79x = 103,174,091,307.76 - Step 5: Solve for x
x = 103,174,091,307.76/371,184.79 - Step 6: Final answer
x = 277,958.83
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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.