Finding the Fourth Proportional to 312,067.99, 467,820.99 and 112,247.92
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Solution
The fourth proportional to 312,067.99, 467,820.99 and 112,247.92 is: 168,270.81
Step by Step Solution
- Step 1: Write the proportion equation
312,067.99 : 467,820.99 = 112,247.92 : x - Step 2: Convert to fraction form
312,067.99/467,820.99 = 112,247.92/x - Step 3: Cross multiply
312,067.99x = 467,820.99 × 112,247.92 - Step 4: Simplify right side
312,067.99x = 52,511,933,059.84 - Step 5: Solve for x
x = 52,511,933,059.84/312,067.99 - Step 6: Final answer
x = 168,270.81
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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.