Finding the Fourth Proportional to 372,906.18, 514,626.21 and 203,149.62
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Solution
The fourth proportional to 372,906.18, 514,626.21 and 203,149.62 is: 280,355.02
Step by Step Solution
- Step 1: Write the proportion equation
372,906.18 : 514,626.21 = 203,149.62 : x - Step 2: Convert to fraction form
372,906.18/514,626.21 = 203,149.62/x - Step 3: Cross multiply
372,906.18x = 514,626.21 × 203,149.62 - Step 4: Simplify right side
372,906.18x = 104,546,119,003.54 - Step 5: Solve for x
x = 104,546,119,003.54/372,906.18 - Step 6: Final answer
x = 280,355.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.