Finding the Fourth Proportional to 284,558.12, 426,883.49 and 132,906.84
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Solution
The fourth proportional to 284,558.12, 426,883.49 and 132,906.84 is: 199,381.89
Step by Step Solution
- Step 1: Write the proportion equation
284,558.12 : 426,883.49 = 132,906.84 : x - Step 2: Convert to fraction form
284,558.12/426,883.49 = 132,906.84/x - Step 3: Cross multiply
284,558.12x = 426,883.49 × 132,906.84 - Step 4: Simplify right side
284,558.12x = 56,735,735,039.54 - Step 5: Solve for x
x = 56,735,735,039.54/284,558.12 - Step 6: Final answer
x = 199,381.89
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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.