Finding the Fourth Proportional to 204,739.16, 306,921.60 and 173,351.44
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Solution
The fourth proportional to 204,739.16, 306,921.60 and 173,351.44 is: 259,868.71
Step by Step Solution
- Step 1: Write the proportion equation
204,739.16 : 306,921.60 = 173,351.44 : x - Step 2: Convert to fraction form
204,739.16/306,921.60 = 173,351.44/x - Step 3: Cross multiply
204,739.16x = 306,921.60 × 173,351.44 - Step 4: Simplify right side
204,739.16x = 53,205,301,327.10 - Step 5: Solve for x
x = 53,205,301,327.10/204,739.16 - Step 6: Final answer
x = 259,868.71
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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.