Finding the Fourth Proportional to 363,476.97, 545,326.63 and 186,109.45
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Solution
The fourth proportional to 363,476.97, 545,326.63 and 186,109.45 is: 279,221.09
Step by Step Solution
- Step 1: Write the proportion equation
363,476.97 : 545,326.63 = 186,109.45 : x - Step 2: Convert to fraction form
363,476.97/545,326.63 = 186,109.45/x - Step 3: Cross multiply
363,476.97x = 545,326.63 × 186,109.45 - Step 4: Simplify right side
363,476.97x = 101,490,437,351.06 - Step 5: Solve for x
x = 101,490,437,351.06/363,476.97 - Step 6: Final answer
x = 279,221.09
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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.