Finding the Fourth Proportional to 298,771.56, 412,299.50 and 162,806.49
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Solution
The fourth proportional to 298,771.56, 412,299.50 and 162,806.49 is: 224,670.09
Step by Step Solution
- Step 1: Write the proportion equation
298,771.56 : 412,299.50 = 162,806.49 : x - Step 2: Convert to fraction form
298,771.56/412,299.50 = 162,806.49/x - Step 3: Cross multiply
298,771.56x = 412,299.50 × 162,806.49 - Step 4: Simplify right side
298,771.56x = 67,125,033,609.72 - Step 5: Solve for x
x = 67,125,033,609.72/298,771.56 - Step 6: Final answer
x = 224,670.09
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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.