Finding the Fourth Proportional to 341,685.97, 471,486.19 and 188,715.06
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Solution
The fourth proportional to 341,685.97, 471,486.19 and 188,715.06 is: 260,404.44
Step by Step Solution
- Step 1: Write the proportion equation
341,685.97 : 471,486.19 = 188,715.06 : x - Step 2: Convert to fraction form
341,685.97/471,486.19 = 188,715.06/x - Step 3: Cross multiply
341,685.97x = 471,486.19 × 188,715.06 - Step 4: Simplify right side
341,685.97x = 88,976,545,611.04 - Step 5: Solve for x
x = 88,976,545,611.04/341,685.97 - Step 6: Final answer
x = 260,404.44
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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.