Finding the Fourth Proportional to 339,388.62, 468,357.39 and 188,485.62
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Solution
The fourth proportional to 339,388.62, 468,357.39 and 188,485.62 is: 260,110.76
Step by Step Solution
- Step 1: Write the proportion equation
339,388.62 : 468,357.39 = 188,485.62 : x - Step 2: Convert to fraction form
339,388.62/468,357.39 = 188,485.62/x - Step 3: Cross multiply
339,388.62x = 468,357.39 × 188,485.62 - Step 4: Simplify right side
339,388.62x = 88,278,633,035.73 - Step 5: Solve for x
x = 88,278,633,035.73/339,388.62 - Step 6: Final answer
x = 260,110.76
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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.