Finding the Fourth Proportional to 338.15, 507.26 and 94.68
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Solution
The fourth proportional to 338.15, 507.26 and 94.68 is: 142.03
Step by Step Solution
- Step 1: Write the proportion equation
338.15 : 507.26 = 94.68 : x - Step 2: Convert to fraction form
338.15/507.26 = 94.68/x - Step 3: Cross multiply
338.15x = 507.26 × 94.68 - Step 4: Simplify right side
338.15x = 48,026.62 - Step 5: Solve for x
x = 48,026.62/338.15 - Step 6: Final answer
x = 142.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.