Finding the Fourth Proportional to 312.25, 467.93 and 246.96
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Solution
The fourth proportional to 312.25, 467.93 and 246.96 is: 370.09
Step by Step Solution
- Step 1: Write the proportion equation
312.25 : 467.93 = 246.96 : x - Step 2: Convert to fraction form
312.25/467.93 = 246.96/x - Step 3: Cross multiply
312.25x = 467.93 × 246.96 - Step 4: Simplify right side
312.25x = 115,559.99 - Step 5: Solve for x
x = 115,559.99/312.25 - Step 6: Final answer
x = 370.09
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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.