Finding the Fourth Proportional to 332,212.44, 458,293.69 and 217,440.55
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Solution
The fourth proportional to 332,212.44, 458,293.69 and 217,440.55 is: 299,963.58
Step by Step Solution
- Step 1: Write the proportion equation
332,212.44 : 458,293.69 = 217,440.55 : x - Step 2: Convert to fraction form
332,212.44/458,293.69 = 217,440.55/x - Step 3: Cross multiply
332,212.44x = 458,293.69 × 217,440.55 - Step 4: Simplify right side
332,212.44x = 99,651,632,015.13 - Step 5: Solve for x
x = 99,651,632,015.13/332,212.44 - Step 6: Final answer
x = 299,963.58
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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.