Finding the Fourth Proportional to 202,879.44, 304,319.28 and 76,485.36
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Solution
The fourth proportional to 202,879.44, 304,319.28 and 76,485.36 is: 114,728.09
Step by Step Solution
- Step 1: Write the proportion equation
202,879.44 : 304,319.28 = 76,485.36 : x - Step 2: Convert to fraction form
202,879.44/304,319.28 = 76,485.36/x - Step 3: Cross multiply
202,879.44x = 304,319.28 × 76,485.36 - Step 4: Simplify right side
202,879.44x = 23,275,969,685.74 - Step 5: Solve for x
x = 23,275,969,685.74/202,879.44 - Step 6: Final answer
x = 114,728.09
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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.