Finding the Fourth Proportional to 654,174.36, 981,279.97 and 180,859.70
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Solution
The fourth proportional to 654,174.36, 981,279.97 and 180,859.70 is: 271,294.65
Step by Step Solution
- Step 1: Write the proportion equation
654,174.36 : 981,279.97 = 180,859.70 : x - Step 2: Convert to fraction form
654,174.36/981,279.97 = 180,859.70/x - Step 3: Cross multiply
654,174.36x = 981,279.97 × 180,859.70 - Step 4: Simplify right side
654,174.36x = 177,474,002,991.26 - Step 5: Solve for x
x = 177,474,002,991.26/654,174.36 - Step 6: Final answer
x = 271,294.65
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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.