Finding the Fourth Proportional to 239.37, 330.08 and 183.99
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Solution
The fourth proportional to 239.37, 330.08 and 183.99 is: 253.71
Step by Step Solution
- Step 1: Write the proportion equation
239.37 : 330.08 = 183.99 : x - Step 2: Convert to fraction form
239.37/330.08 = 183.99/x - Step 3: Cross multiply
239.37x = 330.08 × 183.99 - Step 4: Simplify right side
239.37x = 60,729.88 - Step 5: Solve for x
x = 60,729.88/239.37 - Step 6: Final answer
x = 253.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.