Finding the Fourth Proportional to 437,879.44, 656,838.69 and 134,251.75
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Solution
The fourth proportional to 437,879.44, 656,838.69 and 134,251.75 is: 201,383.61
Step by Step Solution
- Step 1: Write the proportion equation
437,879.44 : 656,838.69 = 134,251.75 : x - Step 2: Convert to fraction form
437,879.44/656,838.69 = 134,251.75/x - Step 3: Cross multiply
437,879.44x = 656,838.69 × 134,251.75 - Step 4: Simplify right side
437,879.44x = 88,181,743,600.21 - Step 5: Solve for x
x = 88,181,743,600.21/437,879.44 - Step 6: Final answer
x = 201,383.61
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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.