Finding the Fourth Proportional to 332,369.73, 498,620.21 and 122,009.49
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Solution
The fourth proportional to 332,369.73, 498,620.21 and 122,009.49 is: 183,038.32
Step by Step Solution
- Step 1: Write the proportion equation
332,369.73 : 498,620.21 = 122,009.49 : x - Step 2: Convert to fraction form
332,369.73/498,620.21 = 122,009.49/x - Step 3: Cross multiply
332,369.73x = 498,620.21 × 122,009.49 - Step 4: Simplify right side
332,369.73x = 60,836,396,915.75 - Step 5: Solve for x
x = 60,836,396,915.75/332,369.73 - Step 6: Final answer
x = 183,038.32
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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.