Finding the Fourth Proportional to 335.63, 463.26 and 218.99
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Solution
The fourth proportional to 335.63, 463.26 and 218.99 is: 302.27
Step by Step Solution
- Step 1: Write the proportion equation
335.63 : 463.26 = 218.99 : x - Step 2: Convert to fraction form
335.63/463.26 = 218.99/x - Step 3: Cross multiply
335.63x = 463.26 × 218.99 - Step 4: Simplify right side
335.63x = 101,449.31 - Step 5: Solve for x
x = 101,449.31/335.63 - Step 6: Final answer
x = 302.27
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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.