Finding the Fourth Proportional to 292.23, 438.08 and 183.96
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Solution
The fourth proportional to 292.23, 438.08 and 183.96 is: 275.77
Step by Step Solution
- Step 1: Write the proportion equation
292.23 : 438.08 = 183.96 : x - Step 2: Convert to fraction form
292.23/438.08 = 183.96/x - Step 3: Cross multiply
292.23x = 438.08 × 183.96 - Step 4: Simplify right side
292.23x = 80,588.28 - Step 5: Solve for x
x = 80,588.28/292.23 - Step 6: Final answer
x = 275.77
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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.