Finding the Fourth Proportional to 322.93, 484.29 and 201.23
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Solution
The fourth proportional to 322.93, 484.29 and 201.23 is: 301.77
Step by Step Solution
- Step 1: Write the proportion equation
322.93 : 484.29 = 201.23 : x - Step 2: Convert to fraction form
322.93/484.29 = 201.23/x - Step 3: Cross multiply
322.93x = 484.29 × 201.23 - Step 4: Simplify right side
322.93x = 97,451.26 - Step 5: Solve for x
x = 97,451.26/322.93 - Step 6: Final answer
x = 301.77
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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.