Finding the Fourth Proportional to 802,138.76, 1,202,583.63 and 397,051.47
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Solution
The fourth proportional to 802,138.76, 1,202,583.63 and 397,051.47 is: 595,268.08
Step by Step Solution
- Step 1: Write the proportion equation
802,138.76 : 1,202,583.63 = 397,051.47 : x - Step 2: Convert to fraction form
802,138.76/1,202,583.63 = 397,051.47/x - Step 3: Cross multiply
802,138.76x = 1,202,583.63 × 397,051.47 - Step 4: Simplify right side
802,138.76x = 477,487,601,987.56 - Step 5: Solve for x
x = 477,487,601,987.56/802,138.76 - Step 6: Final answer
x = 595,268.08
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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.