Finding the Fourth Proportional to 371,213.52, 512,274.99 and 201,447.64
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Solution
The fourth proportional to 371,213.52, 512,274.99 and 201,447.64 is: 277,997.92
Step by Step Solution
- Step 1: Write the proportion equation
371,213.52 : 512,274.99 = 201,447.64 : x - Step 2: Convert to fraction form
371,213.52/512,274.99 = 201,447.64/x - Step 3: Cross multiply
371,213.52x = 512,274.99 × 201,447.64 - Step 4: Simplify right side
371,213.52x = 103,196,587,766.52 - Step 5: Solve for x
x = 103,196,587,766.52/371,213.52 - Step 6: Final answer
x = 277,997.92
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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.