Finding the Fourth Proportional to 489,027.40, 733,462.37 and 133,958.44
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Solution
The fourth proportional to 489,027.40, 733,462.37 and 133,958.44 is: 200,916.09
Step by Step Solution
- Step 1: Write the proportion equation
489,027.40 : 733,462.37 = 133,958.44 : x - Step 2: Convert to fraction form
489,027.40/733,462.37 = 133,958.44/x - Step 3: Cross multiply
489,027.40x = 733,462.37 × 133,958.44 - Step 4: Simplify right side
489,027.40x = 98,253,470,546.80 - Step 5: Solve for x
x = 98,253,470,546.80/489,027.40 - Step 6: Final answer
x = 200,916.09
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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.