Finding the Fourth Proportional to 223,405.20, 335,107.80 and 201,286.80
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Solution
The fourth proportional to 223,405.20, 335,107.80 and 201,286.80 is: 301,930.20
Step by Step Solution
- Step 1: Write the proportion equation
223,405.20 : 335,107.80 = 201,286.80 : x - Step 2: Convert to fraction form
223,405.20/335,107.80 = 201,286.80/x - Step 3: Cross multiply
223,405.20x = 335,107.80 × 201,286.80 - Step 4: Simplify right side
223,405.20x = 67,452,776,717.04 - Step 5: Solve for x
x = 67,452,776,717.04/223,405.20 - Step 6: Final answer
x = 301,930.20
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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.