Finding the Fourth Proportional to 582,896.43, 874,339.79 and 162,171.09
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Solution
The fourth proportional to 582,896.43, 874,339.79 and 162,171.09 is: 243,255.28
Step by Step Solution
- Step 1: Write the proportion equation
582,896.43 : 874,339.79 = 162,171.09 : x - Step 2: Convert to fraction form
582,896.43/874,339.79 = 162,171.09/x - Step 3: Cross multiply
582,896.43x = 874,339.79 × 162,171.09 - Step 4: Simplify right side
582,896.43x = 141,792,635,963.82 - Step 5: Solve for x
x = 141,792,635,963.82/582,896.43 - Step 6: Final answer
x = 243,255.28
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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.