Finding the Fourth Proportional to 298,165.76, 412,059.12 and 244,365.92
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Solution
The fourth proportional to 298,165.76, 412,059.12 and 244,365.92 is: 337,708.82
Step by Step Solution
- Step 1: Write the proportion equation
298,165.76 : 412,059.12 = 244,365.92 : x - Step 2: Convert to fraction form
298,165.76/412,059.12 = 244,365.92/x - Step 3: Cross multiply
298,165.76x = 412,059.12 × 244,365.92 - Step 4: Simplify right side
298,165.76x = 100,693,205,953.19 - Step 5: Solve for x
x = 100,693,205,953.19/298,165.76 - Step 6: Final answer
x = 337,708.82
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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.