Finding the Fourth Proportional to 396,789.14, 595,214.11 and 112,474.92
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Solution
The fourth proportional to 396,789.14, 595,214.11 and 112,474.92 is: 168,721.00
Step by Step Solution
- Step 1: Write the proportion equation
396,789.14 : 595,214.11 = 112,474.92 : x - Step 2: Convert to fraction form
396,789.14/595,214.11 = 112,474.92/x - Step 3: Cross multiply
396,789.14x = 595,214.11 × 112,474.92 - Step 4: Simplify right side
396,789.14x = 66,946,659,405.12 - Step 5: Solve for x
x = 66,946,659,405.12/396,789.14 - Step 6: Final answer
x = 168,721.00
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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.