Finding the Fourth Proportional to 292.97, 438.99 and 234.89
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Solution
The fourth proportional to 292.97, 438.99 and 234.89 is: 351.96
Step by Step Solution
- Step 1: Write the proportion equation
292.97 : 438.99 = 234.89 : x - Step 2: Convert to fraction form
292.97/438.99 = 234.89/x - Step 3: Cross multiply
292.97x = 438.99 × 234.89 - Step 4: Simplify right side
292.97x = 103,114.36 - Step 5: Solve for x
x = 103,114.36/292.97 - Step 6: Final answer
x = 351.96
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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.