Finding the Fourth Proportional to 341,836.57, 471,743.99 and 188,884.66
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Solution
The fourth proportional to 341,836.57, 471,743.99 and 188,884.66 is: 260,666.09
Step by Step Solution
- Step 1: Write the proportion equation
341,836.57 : 471,743.99 = 188,884.66 : x - Step 2: Convert to fraction form
341,836.57/471,743.99 = 188,884.66/x - Step 3: Cross multiply
341,836.57x = 471,743.99 × 188,884.66 - Step 4: Simplify right side
341,836.57x = 89,105,203,158.19 - Step 5: Solve for x
x = 89,105,203,158.19/341,836.57 - Step 6: Final answer
x = 260,666.09
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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.