Finding the Fourth Proportional to 298,576.44, 412,035.92 and 162,611
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Solution
The fourth proportional to 298,576.44, 412,035.92 and 162,611 is: 224,403.42
Step by Step Solution
- Step 1: Write the proportion equation
298,576.44 : 412,035.92 = 162,611 : x - Step 2: Convert to fraction form
298,576.44/412,035.92 = 162,611/x - Step 3: Cross multiply
298,576.44x = 412,035.92 × 162,611 - Step 4: Simplify right side
298,576.44x = 67,001,572,987.12 - Step 5: Solve for x
x = 67,001,572,987.12/298,576.44 - Step 6: Final answer
x = 224,403.42
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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.