Finding the Fourth Proportional to 371,129.04, 512,144.37 and 201,359.52
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Solution
The fourth proportional to 371,129.04, 512,144.37 and 201,359.52 is: 277,868.70
Step by Step Solution
- Step 1: Write the proportion equation
371,129.04 : 512,144.37 = 201,359.52 : x - Step 2: Convert to fraction form
371,129.04/512,144.37 = 201,359.52/x - Step 3: Cross multiply
371,129.04x = 512,144.37 × 201,359.52 - Step 4: Simplify right side
371,129.04x = 103,125,144,513.90 - Step 5: Solve for x
x = 103,125,144,513.90/371,129.04 - Step 6: Final answer
x = 277,868.70
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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.