Finding the Fourth Proportional to 201.93, 302.64 and 175.80
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Solution
The fourth proportional to 201.93, 302.64 and 175.80 is: 263.47
Step by Step Solution
- Step 1: Write the proportion equation
201.93 : 302.64 = 175.80 : x - Step 2: Convert to fraction form
201.93/302.64 = 175.80/x - Step 3: Cross multiply
201.93x = 302.64 × 175.80 - Step 4: Simplify right side
201.93x = 53,202.53 - Step 5: Solve for x
x = 53,202.53/201.93 - Step 6: Final answer
x = 263.47
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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.