Finding the Fourth Proportional to 378,582.48, 567,750.85 and 125,795.09
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Solution
The fourth proportional to 378,582.48, 567,750.85 and 125,795.09 is: 188,651.81
Step by Step Solution
- Step 1: Write the proportion equation
378,582.48 : 567,750.85 = 125,795.09 : x - Step 2: Convert to fraction form
378,582.48/567,750.85 = 125,795.09/x - Step 3: Cross multiply
378,582.48x = 567,750.85 × 125,795.09 - Step 4: Simplify right side
378,582.48x = 71,420,270,378.22 - Step 5: Solve for x
x = 71,420,270,378.22/378,582.48 - Step 6: Final answer
x = 188,651.81
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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.