Finding the Fourth Proportional to 328,375.04, 491,849.74 and 201,630.56
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Solution
The fourth proportional to 328,375.04, 491,849.74 and 201,630.56 is: 302,008.15
Step by Step Solution
- Step 1: Write the proportion equation
328,375.04 : 491,849.74 = 201,630.56 : x - Step 2: Convert to fraction form
328,375.04/491,849.74 = 201,630.56/x - Step 3: Cross multiply
328,375.04x = 491,849.74 × 201,630.56 - Step 4: Simplify right side
328,375.04x = 99,171,938,512.05 - Step 5: Solve for x
x = 99,171,938,512.05/328,375.04 - Step 6: Final answer
x = 302,008.15
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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.