Finding the Fourth Proportional to 290,882.08, 401,525.94 and 170,062.08
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Solution
The fourth proportional to 290,882.08, 401,525.94 and 170,062.08 is: 234,749.20
Step by Step Solution
- Step 1: Write the proportion equation
290,882.08 : 401,525.94 = 170,062.08 : x - Step 2: Convert to fraction form
290,882.08/401,525.94 = 170,062.08/x - Step 3: Cross multiply
290,882.08x = 401,525.94 × 170,062.08 - Step 4: Simplify right side
290,882.08x = 68,284,336,530.36 - Step 5: Solve for x
x = 68,284,336,530.36/290,882.08 - Step 6: Final answer
x = 234,749.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.