Finding the Fourth Proportional to 401,672.80, 602,163.60 and 204,680.80
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Solution
The fourth proportional to 401,672.80, 602,163.60 and 204,680.80 is: 306,845.09
Step by Step Solution
- Step 1: Write the proportion equation
401,672.80 : 602,163.60 = 204,680.80 : x - Step 2: Convert to fraction form
401,672.80/602,163.60 = 204,680.80/x - Step 3: Cross multiply
401,672.80x = 602,163.60 × 204,680.80 - Step 4: Simplify right side
401,672.80x = 123,251,327,378.88 - Step 5: Solve for x
x = 123,251,327,378.88/401,672.80 - Step 6: Final answer
x = 306,845.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.