Finding the Fourth Proportional to 295.44, 443.17 and 79.02
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Solution
The fourth proportional to 295.44, 443.17 and 79.02 is: 118.53
Step by Step Solution
- Step 1: Write the proportion equation
295.44 : 443.17 = 79.02 : x - Step 2: Convert to fraction form
295.44/443.17 = 79.02/x - Step 3: Cross multiply
295.44x = 443.17 × 79.02 - Step 4: Simplify right side
295.44x = 35,019.10 - Step 5: Solve for x
x = 35,019.10/295.44 - Step 6: Final answer
x = 118.53
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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.