Finding the Fourth Proportional to 371,246.96, 512,320.92 and 201,481.04
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Solution
The fourth proportional to 371,246.96, 512,320.92 and 201,481.04 is: 278,043.90
Step by Step Solution
- Step 1: Write the proportion equation
371,246.96 : 512,320.92 = 201,481.04 : x - Step 2: Convert to fraction form
371,246.96/512,320.92 = 201,481.04/x - Step 3: Cross multiply
371,246.96x = 512,320.92 × 201,481.04 - Step 4: Simplify right side
371,246.96x = 103,222,951,775.36 - Step 5: Solve for x
x = 103,222,951,775.36/371,246.96 - Step 6: Final answer
x = 278,043.90
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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.