Finding the Fourth Proportional to 378,462.54, 567,596.97 and 112,160.82
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Solution
The fourth proportional to 378,462.54, 567,596.97 and 112,160.82 is: 168,212.53
Step by Step Solution
- Step 1: Write the proportion equation
378,462.54 : 567,596.97 = 112,160.82 : x - Step 2: Convert to fraction form
378,462.54/567,596.97 = 112,160.82/x - Step 3: Cross multiply
378,462.54x = 567,596.97 × 112,160.82 - Step 4: Simplify right side
378,462.54x = 63,662,141,584.72 - Step 5: Solve for x
x = 63,662,141,584.72/378,462.54 - Step 6: Final answer
x = 168,212.53
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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.