Finding the Fourth Proportional to 331,335.98, 457,227.42 and 188,093.96
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Solution
The fourth proportional to 331,335.98, 457,227.42 and 188,093.96 is: 259,560.45
Step by Step Solution
- Step 1: Write the proportion equation
331,335.98 : 457,227.42 = 188,093.96 : x - Step 2: Convert to fraction form
331,335.98/457,227.42 = 188,093.96/x - Step 3: Cross multiply
331,335.98x = 457,227.42 × 188,093.96 - Step 4: Simplify right side
331,335.98x = 86,001,716,048.38 - Step 5: Solve for x
x = 86,001,716,048.38/331,335.98 - Step 6: Final answer
x = 259,560.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.