Finding the Fourth Proportional to 757,143.36, 1,135,933.92 and 244,797.60
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Solution
The fourth proportional to 757,143.36, 1,135,933.92 and 244,797.60 is: 367,267.17
Step by Step Solution
- Step 1: Write the proportion equation
757,143.36 : 1,135,933.92 = 244,797.60 : x - Step 2: Convert to fraction form
757,143.36/1,135,933.92 = 244,797.60/x - Step 3: Cross multiply
757,143.36x = 1,135,933.92 × 244,797.60 - Step 4: Simplify right side
757,143.36x = 278,073,897,374.59 - Step 5: Solve for x
x = 278,073,897,374.59/757,143.36 - Step 6: Final answer
x = 367,267.17
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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.