Finding the Fourth Proportional to 371,302.04, 512,383.12 and 201,532.52
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Solution
The fourth proportional to 371,302.04, 512,383.12 and 201,532.52 is: 278,107.44
Step by Step Solution
- Step 1: Write the proportion equation
371,302.04 : 512,383.12 = 201,532.52 : x - Step 2: Convert to fraction form
371,302.04/512,383.12 = 201,532.52/x - Step 3: Cross multiply
371,302.04x = 512,383.12 × 201,532.52 - Step 4: Simplify right side
371,302.04x = 103,261,861,379.06 - Step 5: Solve for x
x = 103,261,861,379.06/371,302.04 - Step 6: Final answer
x = 278,107.44
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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.