Finding the Fourth Proportional to 394,939.38, 592,741.41 and 370,028.08
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Solution
The fourth proportional to 394,939.38, 592,741.41 and 370,028.08 is: 555,353.49
Step by Step Solution
- Step 1: Write the proportion equation
394,939.38 : 592,741.41 = 370,028.08 : x - Step 2: Convert to fraction form
394,939.38/592,741.41 = 370,028.08/x - Step 3: Cross multiply
394,939.38x = 592,741.41 × 370,028.08 - Step 4: Simplify right side
394,939.38x = 219,330,961,064.95 - Step 5: Solve for x
x = 219,330,961,064.95/394,939.38 - Step 6: Final answer
x = 555,353.49
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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.