Finding the Fourth Proportional to 351,349.10, 484,861.92 and 190,204.15
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Solution
The fourth proportional to 351,349.10, 484,861.92 and 190,204.15 is: 262,481.81
Step by Step Solution
- Step 1: Write the proportion equation
351,349.10 : 484,861.92 = 190,204.15 : x - Step 2: Convert to fraction form
351,349.10/484,861.92 = 190,204.15/x - Step 3: Cross multiply
351,349.10x = 484,861.92 × 190,204.15 - Step 4: Simplify right side
351,349.10x = 92,222,749,360.97 - Step 5: Solve for x
x = 92,222,749,360.97/351,349.10 - Step 6: Final answer
x = 262,481.81
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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.