Finding the Fourth Proportional to 243,550.95, 335,881.92 and 202,850.19
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Solution
The fourth proportional to 243,550.95, 335,881.92 and 202,850.19 is: 279,751.37
Step by Step Solution
- Step 1: Write the proportion equation
243,550.95 : 335,881.92 = 202,850.19 : x - Step 2: Convert to fraction form
243,550.95/335,881.92 = 202,850.19/x - Step 3: Cross multiply
243,550.95x = 335,881.92 × 202,850.19 - Step 4: Simplify right side
243,550.95x = 68,133,711,289.56 - Step 5: Solve for x
x = 68,133,711,289.56/243,550.95 - Step 6: Final answer
x = 279,751.37
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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.