Finding the Fourth Proportional to 242,917.62, 335,052.79 and 210,594.48
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Solution
The fourth proportional to 242,917.62, 335,052.79 and 210,594.48 is: 290,469.95
Step by Step Solution
- Step 1: Write the proportion equation
242,917.62 : 335,052.79 = 210,594.48 : x - Step 2: Convert to fraction form
242,917.62/335,052.79 = 210,594.48/x - Step 3: Cross multiply
242,917.62x = 335,052.79 × 210,594.48 - Step 4: Simplify right side
242,917.62x = 70,560,268,082.60 - Step 5: Solve for x
x = 70,560,268,082.60/242,917.62 - Step 6: Final answer
x = 290,469.95
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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.