Finding the Fourth Proportional to 274.84, 411.99 and 110.26
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Solution
The fourth proportional to 274.84, 411.99 and 110.26 is: 165.28
Step by Step Solution
- Step 1: Write the proportion equation
274.84 : 411.99 = 110.26 : x - Step 2: Convert to fraction form
274.84/411.99 = 110.26/x - Step 3: Cross multiply
274.84x = 411.99 × 110.26 - Step 4: Simplify right side
274.84x = 45,423.41 - Step 5: Solve for x
x = 45,423.41/274.84 - Step 6: Final answer
x = 165.28
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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.