Finding the Fourth Proportional to 439,096, 658,645.62 and 106,672
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Solution
The fourth proportional to 439,096, 658,645.62 and 106,672 is: 160,008.39
Step by Step Solution
- Step 1: Write the proportion equation
439,096 : 658,645.62 = 106,672 : x - Step 2: Convert to fraction form
439,096/658,645.62 = 106,672/x - Step 3: Cross multiply
439,096x = 658,645.62 × 106,672 - Step 4: Simplify right side
439,096x = 70,259,045,576.64 - Step 5: Solve for x
x = 70,259,045,576.64/439,096 - Step 6: Final answer
x = 160,008.39
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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.