Finding the Fourth Proportional to 363,911.47, 545,791.92 and 97,608.63
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Solution
The fourth proportional to 363,911.47, 545,791.92 and 97,608.63 is: 146,392.75
Step by Step Solution
- Step 1: Write the proportion equation
363,911.47 : 545,791.92 = 97,608.63 : x - Step 2: Convert to fraction form
363,911.47/545,791.92 = 97,608.63/x - Step 3: Cross multiply
363,911.47x = 545,791.92 × 97,608.63 - Step 4: Simplify right side
363,911.47x = 53,274,001,576.27 - Step 5: Solve for x
x = 53,274,001,576.27/363,911.47 - Step 6: Final answer
x = 146,392.75
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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.