Finding the Fourth Proportional to 327,134.40, 490,701.60 and 201,163.20
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Solution
The fourth proportional to 327,134.40, 490,701.60 and 201,163.20 is: 301,744.80
Step by Step Solution
- Step 1: Write the proportion equation
327,134.40 : 490,701.60 = 201,163.20 : x - Step 2: Convert to fraction form
327,134.40/490,701.60 = 201,163.20/x - Step 3: Cross multiply
327,134.40x = 490,701.60 × 201,163.20 - Step 4: Simplify right side
327,134.40x = 98,711,104,101.12 - Step 5: Solve for x
x = 98,711,104,101.12/327,134.40 - Step 6: Final answer
x = 301,744.80
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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.