Finding the Fourth Proportional to 300,996.28, 415,372.66 and 165,027.99
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Solution
The fourth proportional to 300,996.28, 415,372.66 and 165,027.99 is: 227,737.41
Step by Step Solution
- Step 1: Write the proportion equation
300,996.28 : 415,372.66 = 165,027.99 : x - Step 2: Convert to fraction form
300,996.28/415,372.66 = 165,027.99/x - Step 3: Cross multiply
300,996.28x = 415,372.66 × 165,027.99 - Step 4: Simplify right side
300,996.28x = 68,548,113,103.89 - Step 5: Solve for x
x = 68,548,113,103.89/300,996.28 - Step 6: Final answer
x = 227,737.41
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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.