Finding the Fourth Proportional to 394,297.80, 591,550.44 and 204,770.76
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Solution
The fourth proportional to 394,297.80, 591,550.44 and 204,770.76 is: 307,210.02
Step by Step Solution
- Step 1: Write the proportion equation
394,297.80 : 591,550.44 = 204,770.76 : x - Step 2: Convert to fraction form
394,297.80/591,550.44 = 204,770.76/x - Step 3: Cross multiply
394,297.80x = 591,550.44 × 204,770.76 - Step 4: Simplify right side
394,297.80x = 121,132,233,177.13 - Step 5: Solve for x
x = 121,132,233,177.13/394,297.80 - Step 6: Final answer
x = 307,210.02
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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.