Finding the Fourth Proportional to 967.44, 1,334.60 and 746
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Solution
The fourth proportional to 967.44, 1,334.60 and 746 is: 1,029.12
Step by Step Solution
- Step 1: Write the proportion equation
967.44 : 1,334.60 = 746 : x - Step 2: Convert to fraction form
967.44/1,334.60 = 746/x - Step 3: Cross multiply
967.44x = 1,334.60 × 746 - Step 4: Simplify right side
967.44x = 995,611.60 - Step 5: Solve for x
x = 995,611.60/967.44 - Step 6: Final answer
x = 1,029.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.