Finding the Fourth Proportional to 371,358.76, 512,474.52 and 201,592.96
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Solution
The fourth proportional to 371,358.76, 512,474.52 and 201,592.96 is: 278,197.98
Step by Step Solution
- Step 1: Write the proportion equation
371,358.76 : 512,474.52 = 201,592.96 : x - Step 2: Convert to fraction form
371,358.76/512,474.52 = 201,592.96/x - Step 3: Cross multiply
371,358.76x = 512,474.52 × 201,592.96 - Step 4: Simplify right side
371,358.76x = 103,311,255,411.38 - Step 5: Solve for x
x = 103,311,255,411.38/371,358.76 - Step 6: Final answer
x = 278,197.98
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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.