Finding the Fourth Proportional to 378,054.06, 567,728.28 and 252,501.08
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Solution
The fourth proportional to 378,054.06, 567,728.28 and 252,501.08 is: 379,183.88
Step by Step Solution
- Step 1: Write the proportion equation
378,054.06 : 567,728.28 = 252,501.08 : x - Step 2: Convert to fraction form
378,054.06/567,728.28 = 252,501.08/x - Step 3: Cross multiply
378,054.06x = 567,728.28 × 252,501.08 - Step 4: Simplify right side
378,054.06x = 143,352,003,846.54 - Step 5: Solve for x
x = 143,352,003,846.54/378,054.06 - Step 6: Final answer
x = 379,183.88
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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.