Finding the Fourth Proportional to 236,845.14, 354,631.09 and 180,416.44
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Solution
The fourth proportional to 236,845.14, 354,631.09 and 180,416.44 is: 270,139.72
Step by Step Solution
- Step 1: Write the proportion equation
236,845.14 : 354,631.09 = 180,416.44 : x - Step 2: Convert to fraction form
236,845.14/354,631.09 = 180,416.44/x - Step 3: Cross multiply
236,845.14x = 354,631.09 × 180,416.44 - Step 4: Simplify right side
236,845.14x = 63,981,278,771.12 - Step 5: Solve for x
x = 63,981,278,771.12/236,845.14 - Step 6: Final answer
x = 270,139.72
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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.