Finding the Fourth Proportional to 582,999.78, 874,304.42 and 223,086.99
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Solution
The fourth proportional to 582,999.78, 874,304.42 and 223,086.99 is: 334,555.77
Step by Step Solution
- Step 1: Write the proportion equation
582,999.78 : 874,304.42 = 223,086.99 : x - Step 2: Convert to fraction form
582,999.78/874,304.42 = 223,086.99/x - Step 3: Cross multiply
582,999.78x = 874,304.42 × 223,086.99 - Step 4: Simplify right side
582,999.78x = 195,045,940,286.06 - Step 5: Solve for x
x = 195,045,940,286.06/582,999.78 - Step 6: Final answer
x = 334,555.77
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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.