Finding the Fourth Proportional to 301.02, 451.99 and 249.99
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Solution
The fourth proportional to 301.02, 451.99 and 249.99 is: 375.37
Step by Step Solution
- Step 1: Write the proportion equation
301.02 : 451.99 = 249.99 : x - Step 2: Convert to fraction form
301.02/451.99 = 249.99/x - Step 3: Cross multiply
301.02x = 451.99 × 249.99 - Step 4: Simplify right side
301.02x = 112,992.98 - Step 5: Solve for x
x = 112,992.98/301.02 - Step 6: Final answer
x = 375.37
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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.