Finding the Fourth Proportional to 335.63, 502.97 and 189.02
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Solution
The fourth proportional to 335.63, 502.97 and 189.02 is: 283.26
Step by Step Solution
- Step 1: Write the proportion equation
335.63 : 502.97 = 189.02 : x - Step 2: Convert to fraction form
335.63/502.97 = 189.02/x - Step 3: Cross multiply
335.63x = 502.97 × 189.02 - Step 4: Simplify right side
335.63x = 95,067.93 - Step 5: Solve for x
x = 95,067.93/335.63 - Step 6: Final answer
x = 283.26
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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.