Finding the Fourth Proportional to 326,887.05, 451,140.74 and 197,896.62
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Solution
The fourth proportional to 326,887.05, 451,140.74 and 197,896.62 is: 273,119.50
Step by Step Solution
- Step 1: Write the proportion equation
326,887.05 : 451,140.74 = 197,896.62 : x - Step 2: Convert to fraction form
326,887.05/451,140.74 = 197,896.62/x - Step 3: Cross multiply
326,887.05x = 451,140.74 × 197,896.62 - Step 4: Simplify right side
326,887.05x = 89,279,227,590.30 - Step 5: Solve for x
x = 89,279,227,590.30/326,887.05 - Step 6: Final answer
x = 273,119.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.