Finding the Fourth Proportional to 350,181.09, 483,251.87 and 199,278.09
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Solution
The fourth proportional to 350,181.09, 483,251.87 and 199,278.09 is: 275,004.88
Step by Step Solution
- Step 1: Write the proportion equation
350,181.09 : 483,251.87 = 199,278.09 : x - Step 2: Convert to fraction form
350,181.09/483,251.87 = 199,278.09/x - Step 3: Cross multiply
350,181.09x = 483,251.87 × 199,278.09 - Step 4: Simplify right side
350,181.09x = 96,301,510,140.72 - Step 5: Solve for x
x = 96,301,510,140.72/350,181.09 - Step 6: Final answer
x = 275,004.88
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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.