Finding the Fourth Proportional to 338.94, 508.09 and 184.99
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Solution
The fourth proportional to 338.94, 508.09 and 184.99 is: 277.31
Step by Step Solution
- Step 1: Write the proportion equation
338.94 : 508.09 = 184.99 : x - Step 2: Convert to fraction form
338.94/508.09 = 184.99/x - Step 3: Cross multiply
338.94x = 508.09 × 184.99 - Step 4: Simplify right side
338.94x = 93,991.57 - Step 5: Solve for x
x = 93,991.57/338.94 - Step 6: Final answer
x = 277.31
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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.