Finding the Fourth Proportional to 220,582.68, 330,874.08 and 54,370.68
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Solution
The fourth proportional to 220,582.68, 330,874.08 and 54,370.68 is: 81,556.03
Step by Step Solution
- Step 1: Write the proportion equation
220,582.68 : 330,874.08 = 54,370.68 : x - Step 2: Convert to fraction form
220,582.68/330,874.08 = 54,370.68/x - Step 3: Cross multiply
220,582.68x = 330,874.08 × 54,370.68 - Step 4: Simplify right side
220,582.68x = 17,989,848,723.97 - Step 5: Solve for x
x = 17,989,848,723.97/220,582.68 - Step 6: Final answer
x = 81,556.03
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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.