Finding the Fourth Proportional to 884, 1,326 and 371
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Solution
The fourth proportional to 884, 1,326 and 371 is: 556.50
Step by Step Solution
- Step 1: Write the proportion equation
884 : 1,326 = 371 : x - Step 2: Convert to fraction form
884/1,326 = 371/x - Step 3: Cross multiply
884x = 1,326 × 371 - Step 4: Simplify right side
884x = 491,946 - Step 5: Solve for x
x = 491,946/884 - Step 6: Final answer
x = 556.50
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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.