Finding the Fourth Proportional to 394.26, 591.42 and 202.02
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Solution
The fourth proportional to 394.26, 591.42 and 202.02 is: 303.05
Step by Step Solution
- Step 1: Write the proportion equation
394.26 : 591.42 = 202.02 : x - Step 2: Convert to fraction form
394.26/591.42 = 202.02/x - Step 3: Cross multiply
394.26x = 591.42 × 202.02 - Step 4: Simplify right side
394.26x = 119,478.67 - Step 5: Solve for x
x = 119,478.67/394.26 - Step 6: Final answer
x = 303.05
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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.