Finding the Fourth Proportional to 371,137.92, 512,176.30 and 201,372.06
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Solution
The fourth proportional to 371,137.92, 512,176.30 and 201,372.06 is: 277,896.68
Step by Step Solution
- Step 1: Write the proportion equation
371,137.92 : 512,176.30 = 201,372.06 : x - Step 2: Convert to fraction form
371,137.92/512,176.30 = 201,372.06/x - Step 3: Cross multiply
371,137.92x = 512,176.30 × 201,372.06 - Step 4: Simplify right side
371,137.92x = 103,137,996,614.18 - Step 5: Solve for x
x = 103,137,996,614.18/371,137.92 - Step 6: Final answer
x = 277,896.68
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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.