Finding the Fourth Proportional to 292.08, 437.76 and 163.44
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Solution
The fourth proportional to 292.08, 437.76 and 163.44 is: 244.96
Step by Step Solution
- Step 1: Write the proportion equation
292.08 : 437.76 = 163.44 : x - Step 2: Convert to fraction form
292.08/437.76 = 163.44/x - Step 3: Cross multiply
292.08x = 437.76 × 163.44 - Step 4: Simplify right side
292.08x = 71,547.49 - Step 5: Solve for x
x = 71,547.49/292.08 - Step 6: Final answer
x = 244.96
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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.