Finding the Fourth Proportional to 635.44, 953.10 and 173.26
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Solution
The fourth proportional to 635.44, 953.10 and 173.26 is: 259.88
Step by Step Solution
- Step 1: Write the proportion equation
635.44 : 953.10 = 173.26 : x - Step 2: Convert to fraction form
635.44/953.10 = 173.26/x - Step 3: Cross multiply
635.44x = 953.10 × 173.26 - Step 4: Simplify right side
635.44x = 165,136.71 - Step 5: Solve for x
x = 165,136.71/635.44 - Step 6: Final answer
x = 259.88
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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.