Finding the Fourth Proportional to 332,072.16, 498,106.24 and 154,481.28
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Solution
The fourth proportional to 332,072.16, 498,106.24 and 154,481.28 is: 231,720.99
Step by Step Solution
- Step 1: Write the proportion equation
332,072.16 : 498,106.24 = 154,481.28 : x - Step 2: Convert to fraction form
332,072.16/498,106.24 = 154,481.28/x - Step 3: Cross multiply
332,072.16x = 498,106.24 × 154,481.28 - Step 4: Simplify right side
332,072.16x = 76,948,089,531.19 - Step 5: Solve for x
x = 76,948,089,531.19/332,072.16 - Step 6: Final answer
x = 231,720.99
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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.