Finding the Fourth Proportional to 215,129.48, 322,651.68 and 204,460.96
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Solution
The fourth proportional to 215,129.48, 322,651.68 and 204,460.96 is: 306,651.01
Step by Step Solution
- Step 1: Write the proportion equation
215,129.48 : 322,651.68 = 204,460.96 : x - Step 2: Convert to fraction form
215,129.48/322,651.68 = 204,460.96/x - Step 3: Cross multiply
215,129.48x = 322,651.68 × 204,460.96 - Step 4: Simplify right side
215,129.48x = 65,969,672,238.41 - Step 5: Solve for x
x = 65,969,672,238.41/215,129.48 - Step 6: Final answer
x = 306,651.01
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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.