Finding the Fourth Proportional to 438.42, 604.99 and 241.94
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Solution
The fourth proportional to 438.42, 604.99 and 241.94 is: 333.85
Step by Step Solution
- Step 1: Write the proportion equation
438.42 : 604.99 = 241.94 : x - Step 2: Convert to fraction form
438.42/604.99 = 241.94/x - Step 3: Cross multiply
438.42x = 604.99 × 241.94 - Step 4: Simplify right side
438.42x = 146,368.26 - Step 5: Solve for x
x = 146,368.26/438.42 - Step 6: Final answer
x = 333.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.