Finding the Fourth Proportional to 394,748.36, 592,160.08 and 110,438.90
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Solution
The fourth proportional to 394,748.36, 592,160.08 and 110,438.90 is: 165,668.85
Step by Step Solution
- Step 1: Write the proportion equation
394,748.36 : 592,160.08 = 110,438.90 : x - Step 2: Convert to fraction form
394,748.36/592,160.08 = 110,438.90/x - Step 3: Cross multiply
394,748.36x = 592,160.08 × 110,438.90 - Step 4: Simplify right side
394,748.36x = 65,397,507,859.11 - Step 5: Solve for x
x = 65,397,507,859.11/394,748.36 - Step 6: Final answer
x = 165,668.85
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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.