Finding the Fourth Proportional to 298,733.14, 412,063.33 and 177,784.14
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Solution
The fourth proportional to 298,733.14, 412,063.33 and 177,784.14 is: 245,229.99
Step by Step Solution
- Step 1: Write the proportion equation
298,733.14 : 412,063.33 = 177,784.14 : x - Step 2: Convert to fraction form
298,733.14/412,063.33 = 177,784.14/x - Step 3: Cross multiply
298,733.14x = 412,063.33 × 177,784.14 - Step 4: Simplify right side
298,733.14x = 73,258,324,749.59 - Step 5: Solve for x
x = 73,258,324,749.59/298,733.14 - Step 6: Final answer
x = 245,229.99
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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.