Finding the Fourth Proportional to 324.10, 484.99 and 302.38
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Solution
The fourth proportional to 324.10, 484.99 and 302.38 is: 452.48
Step by Step Solution
- Step 1: Write the proportion equation
324.10 : 484.99 = 302.38 : x - Step 2: Convert to fraction form
324.10/484.99 = 302.38/x - Step 3: Cross multiply
324.10x = 484.99 × 302.38 - Step 4: Simplify right side
324.10x = 146,648.97 - Step 5: Solve for x
x = 146,648.97/324.10 - Step 6: Final answer
x = 452.48
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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.