Finding the Fourth Proportional to 299,203.37, 448,889.49 and 121,837.67
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Solution
The fourth proportional to 299,203.37, 448,889.49 and 121,837.67 is: 182,790.88
Step by Step Solution
- Step 1: Write the proportion equation
299,203.37 : 448,889.49 = 121,837.67 : x - Step 2: Convert to fraction form
299,203.37/448,889.49 = 121,837.67/x - Step 3: Cross multiply
299,203.37x = 448,889.49 × 121,837.67 - Step 4: Simplify right side
299,203.37x = 54,691,647,304.64 - Step 5: Solve for x
x = 54,691,647,304.64/299,203.37 - Step 6: Final answer
x = 182,790.88
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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.