Finding the Fourth Proportional to 757,081.52, 1,135,622.24 and 196,116
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Solution
The fourth proportional to 757,081.52, 1,135,622.24 and 196,116 is: 294,173.99
Step by Step Solution
- Step 1: Write the proportion equation
757,081.52 : 1,135,622.24 = 196,116 : x - Step 2: Convert to fraction form
757,081.52/1,135,622.24 = 196,116/x - Step 3: Cross multiply
757,081.52x = 1,135,622.24 × 196,116 - Step 4: Simplify right side
757,081.52x = 222,713,691,219.84 - Step 5: Solve for x
x = 222,713,691,219.84/757,081.52 - Step 6: Final answer
x = 294,173.99
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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.