Finding the Fourth Proportional to 336.36, 504.99 and 325.43
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Solution
The fourth proportional to 336.36, 504.99 and 325.43 is: 488.57
Step by Step Solution
- Step 1: Write the proportion equation
336.36 : 504.99 = 325.43 : x - Step 2: Convert to fraction form
336.36/504.99 = 325.43/x - Step 3: Cross multiply
336.36x = 504.99 × 325.43 - Step 4: Simplify right side
336.36x = 164,336.37 - Step 5: Solve for x
x = 164,336.37/336.36 - Step 6: Final answer
x = 488.57
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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.