Finding the Fourth Proportional to 394,923.24, 591,156.36 and 214,557.66
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Solution
The fourth proportional to 394,923.24, 591,156.36 and 214,557.66 is: 321,169.06
Step by Step Solution
- Step 1: Write the proportion equation
394,923.24 : 591,156.36 = 214,557.66 : x - Step 2: Convert to fraction form
394,923.24/591,156.36 = 214,557.66/x - Step 3: Cross multiply
394,923.24x = 591,156.36 × 214,557.66 - Step 4: Simplify right side
394,923.24x = 126,837,125,295.72 - Step 5: Solve for x
x = 126,837,125,295.72/394,923.24 - Step 6: Final answer
x = 321,169.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.