Finding the Fourth Proportional to 335.05, 502.36 and 198.14
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Solution
The fourth proportional to 335.05, 502.36 and 198.14 is: 297.08
Step by Step Solution
- Step 1: Write the proportion equation
335.05 : 502.36 = 198.14 : x - Step 2: Convert to fraction form
335.05/502.36 = 198.14/x - Step 3: Cross multiply
335.05x = 502.36 × 198.14 - Step 4: Simplify right side
335.05x = 99,534.60 - Step 5: Solve for x
x = 99,534.60/335.05 - Step 6: Final answer
x = 297.08
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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.