Finding the Fourth Proportional to 379,337.92, 569,035.92 and 113,078.08
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Solution
The fourth proportional to 379,337.92, 569,035.92 and 113,078.08 is: 169,625.78
Step by Step Solution
- Step 1: Write the proportion equation
379,337.92 : 569,035.92 = 113,078.08 : x - Step 2: Convert to fraction form
379,337.92/569,035.92 = 113,078.08/x - Step 3: Cross multiply
379,337.92x = 569,035.92 × 113,078.08 - Step 4: Simplify right side
379,337.92x = 64,345,489,284.63 - Step 5: Solve for x
x = 64,345,489,284.63/379,337.92 - Step 6: Final answer
x = 169,625.78
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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.