Finding the Fourth Proportional to 324,609.36, 447,963.18 and 181,375.44
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Solution
The fourth proportional to 324,609.36, 447,963.18 and 181,375.44 is: 250,299.37
Step by Step Solution
- Step 1: Write the proportion equation
324,609.36 : 447,963.18 = 181,375.44 : x - Step 2: Convert to fraction form
324,609.36/447,963.18 = 181,375.44/x - Step 3: Cross multiply
324,609.36x = 447,963.18 × 181,375.44 - Step 4: Simplify right side
324,609.36x = 81,249,518,876.30 - Step 5: Solve for x
x = 81,249,518,876.30/324,609.36 - Step 6: Final answer
x = 250,299.37
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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.