Finding the Fourth Proportional to 292.23, 438.08 and 237.69
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Solution
The fourth proportional to 292.23, 438.08 and 237.69 is: 356.32
Step by Step Solution
- Step 1: Write the proportion equation
292.23 : 438.08 = 237.69 : x - Step 2: Convert to fraction form
292.23/438.08 = 237.69/x - Step 3: Cross multiply
292.23x = 438.08 × 237.69 - Step 4: Simplify right side
292.23x = 104,126.05 - Step 5: Solve for x
x = 104,126.05/292.23 - Step 6: Final answer
x = 356.32
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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.