Finding the Fourth Proportional to 414,514.96, 622,057.96 and 144,644.62
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Solution
The fourth proportional to 414,514.96, 622,057.96 and 144,644.62 is: 217,066.56
Step by Step Solution
- Step 1: Write the proportion equation
414,514.96 : 622,057.96 = 144,644.62 : x - Step 2: Convert to fraction form
414,514.96/622,057.96 = 144,644.62/x - Step 3: Cross multiply
414,514.96x = 622,057.96 × 144,644.62 - Step 4: Simplify right side
414,514.96x = 89,977,337,242.18 - Step 5: Solve for x
x = 89,977,337,242.18/414,514.96 - Step 6: Final answer
x = 217,066.56
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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.