Finding the Fourth Proportional to 378,582.55, 567,750.97 and 125,795.16
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Solution
The fourth proportional to 378,582.55, 567,750.97 and 125,795.16 is: 188,651.92
Step by Step Solution
- Step 1: Write the proportion equation
378,582.55 : 567,750.97 = 125,795.16 : x - Step 2: Convert to fraction form
378,582.55/567,750.97 = 125,795.16/x - Step 3: Cross multiply
378,582.55x = 567,750.97 × 125,795.16 - Step 4: Simplify right side
378,582.55x = 71,420,324,111.31 - Step 5: Solve for x
x = 71,420,324,111.31/378,582.55 - Step 6: Final answer
x = 188,651.92
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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.