Finding the Fourth Proportional to 335.64, 462.99 and 219
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Solution
The fourth proportional to 335.64, 462.99 and 219 is: 302.09
Step by Step Solution
- Step 1: Write the proportion equation
335.64 : 462.99 = 219 : x - Step 2: Convert to fraction form
335.64/462.99 = 219/x - Step 3: Cross multiply
335.64x = 462.99 × 219 - Step 4: Simplify right side
335.64x = 101,394.81 - Step 5: Solve for x
x = 101,394.81/335.64 - Step 6: Final answer
x = 302.09
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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.