Finding the Fourth Proportional to 1,194.40, 1,676 and 1,194.40
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Solution
The fourth proportional to 1,194.40, 1,676 and 1,194.40 is: 1,676
Step by Step Solution
- Step 1: Write the proportion equation
1,194.40 : 1,676 = 1,194.40 : x - Step 2: Convert to fraction form
1,194.40/1,676 = 1,194.40/x - Step 3: Cross multiply
1,194.40x = 1,676 × 1,194.40 - Step 4: Simplify right side
1,194.40x = 2,001,814.40 - Step 5: Solve for x
x = 2,001,814.40/1,194.40 - Step 6: Final answer
x = 1,676
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.