Finding the Fourth Proportional to 336.79, 464.71 and 203.99
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Solution
The fourth proportional to 336.79, 464.71 and 203.99 is: 281.47
Step by Step Solution
- Step 1: Write the proportion equation
336.79 : 464.71 = 203.99 : x - Step 2: Convert to fraction form
336.79/464.71 = 203.99/x - Step 3: Cross multiply
336.79x = 464.71 × 203.99 - Step 4: Simplify right side
336.79x = 94,796.19 - Step 5: Solve for x
x = 94,796.19/336.79 - Step 6: Final answer
x = 281.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.