Finding the Fourth Proportional to 378,296.96, 567,444.35 and 125,596.60
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Solution
The fourth proportional to 378,296.96, 567,444.35 and 125,596.60 is: 188,394.54
Step by Step Solution
- Step 1: Write the proportion equation
378,296.96 : 567,444.35 = 125,596.60 : x - Step 2: Convert to fraction form
378,296.96/567,444.35 = 125,596.60/x - Step 3: Cross multiply
378,296.96x = 567,444.35 × 125,596.60 - Step 4: Simplify right side
378,296.96x = 71,269,079,944.59 - Step 5: Solve for x
x = 71,269,079,944.59/378,296.96 - Step 6: Final answer
x = 188,394.54
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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.