Finding the Fourth Proportional to 327,178.44, 490,767.96 and 102,556.44
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Solution
The fourth proportional to 327,178.44, 490,767.96 and 102,556.44 is: 153,834.75
Step by Step Solution
- Step 1: Write the proportion equation
327,178.44 : 490,767.96 = 102,556.44 : x - Step 2: Convert to fraction form
327,178.44/490,767.96 = 102,556.44/x - Step 3: Cross multiply
327,178.44x = 490,767.96 × 102,556.44 - Step 4: Simplify right side
327,178.44x = 50,331,414,843.66 - Step 5: Solve for x
x = 50,331,414,843.66/327,178.44 - Step 6: Final answer
x = 153,834.75
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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.