Finding the Fourth Proportional to 292.82, 438.99 and 110.11
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Solution
The fourth proportional to 292.82, 438.99 and 110.11 is: 165.07
Step by Step Solution
- Step 1: Write the proportion equation
292.82 : 438.99 = 110.11 : x - Step 2: Convert to fraction form
292.82/438.99 = 110.11/x - Step 3: Cross multiply
292.82x = 438.99 × 110.11 - Step 4: Simplify right side
292.82x = 48,337.19 - Step 5: Solve for x
x = 48,337.19/292.82 - Step 6: Final answer
x = 165.07
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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.