Finding the Fourth Proportional to 300,249.99, 450,506.81 and 113,217.75
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Solution
The fourth proportional to 300,249.99, 450,506.81 and 113,217.75 is: 169,876.33
Step by Step Solution
- Step 1: Write the proportion equation
300,249.99 : 450,506.81 = 113,217.75 : x - Step 2: Convert to fraction form
300,249.99/450,506.81 = 113,217.75/x - Step 3: Cross multiply
300,249.99x = 450,506.81 × 113,217.75 - Step 4: Simplify right side
300,249.99x = 51,005,367,670.92 - Step 5: Solve for x
x = 51,005,367,670.92/300,249.99 - Step 6: Final answer
x = 169,876.33
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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.