Finding the Fourth Proportional to 378,620.36, 567,935.50 and 125,900.88
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Solution
The fourth proportional to 378,620.36, 567,935.50 and 125,900.88 is: 188,852.97
Step by Step Solution
- Step 1: Write the proportion equation
378,620.36 : 567,935.50 = 125,900.88 : x - Step 2: Convert to fraction form
378,620.36/567,935.50 = 125,900.88/x - Step 3: Cross multiply
378,620.36x = 567,935.50 × 125,900.88 - Step 4: Simplify right side
378,620.36x = 71,503,579,233.24 - Step 5: Solve for x
x = 71,503,579,233.24/378,620.36 - Step 6: Final answer
x = 188,852.97
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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.