Finding the Fourth Proportional to 305,067.39, 457,571.93 and 186,677.79
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Solution
The fourth proportional to 305,067.39, 457,571.93 and 186,677.79 is: 279,998.84
Step by Step Solution
- Step 1: Write the proportion equation
305,067.39 : 457,571.93 = 186,677.79 : x - Step 2: Convert to fraction form
305,067.39/457,571.93 = 186,677.79/x - Step 3: Cross multiply
305,067.39x = 457,571.93 × 186,677.79 - Step 4: Simplify right side
305,067.39x = 85,418,515,725.05 - Step 5: Solve for x
x = 85,418,515,725.05/305,067.39 - Step 6: Final answer
x = 279,998.84
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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.