Finding the Fourth Proportional to 326,351.30, 450,372.56 and 183,121.94
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Solution
The fourth proportional to 326,351.30, 450,372.56 and 183,121.94 is: 252,712.63
Step by Step Solution
- Step 1: Write the proportion equation
326,351.30 : 450,372.56 = 183,121.94 : x - Step 2: Convert to fraction form
326,351.30/450,372.56 = 183,121.94/x - Step 3: Cross multiply
326,351.30x = 450,372.56 × 183,121.94 - Step 4: Simplify right side
326,351.30x = 82,473,096,909.97 - Step 5: Solve for x
x = 82,473,096,909.97/326,351.30 - Step 6: Final answer
x = 252,712.63
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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.