Finding the Fourth Proportional to 372,508.23, 558,845.64 and 135,850.92
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Solution
The fourth proportional to 372,508.23, 558,845.64 and 135,850.92 is: 203,806.76
Step by Step Solution
- Step 1: Write the proportion equation
372,508.23 : 558,845.64 = 135,850.92 : x - Step 2: Convert to fraction form
372,508.23/558,845.64 = 135,850.92/x - Step 3: Cross multiply
372,508.23x = 558,845.64 × 135,850.92 - Step 4: Simplify right side
372,508.23x = 75,919,694,331.99 - Step 5: Solve for x
x = 75,919,694,331.99/372,508.23 - Step 6: Final answer
x = 203,806.76
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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.