Finding the Fourth Proportional to 331.63, 497.62 and 160.63
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Solution
The fourth proportional to 331.63, 497.62 and 160.63 is: 241.03
Step by Step Solution
- Step 1: Write the proportion equation
331.63 : 497.62 = 160.63 : x - Step 2: Convert to fraction form
331.63/497.62 = 160.63/x - Step 3: Cross multiply
331.63x = 497.62 × 160.63 - Step 4: Simplify right side
331.63x = 79,930.21 - Step 5: Solve for x
x = 79,930.21/331.63 - Step 6: Final answer
x = 241.03
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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.