Finding the Fourth Proportional to 341,431.80, 471,175.97 and 188,470.09
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Solution
The fourth proportional to 341,431.80, 471,175.97 and 188,470.09 is: 260,088.77
Step by Step Solution
- Step 1: Write the proportion equation
341,431.80 : 471,175.97 = 188,470.09 : x - Step 2: Convert to fraction form
341,431.80/471,175.97 = 188,470.09/x - Step 3: Cross multiply
341,431.80x = 471,175.97 × 188,470.09 - Step 4: Simplify right side
341,431.80x = 88,802,577,471.74 - Step 5: Solve for x
x = 88,802,577,471.74/341,431.80 - Step 6: Final answer
x = 260,088.77
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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.