Finding the Fourth Proportional to 675.56, 1,012.38 and 333.80
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Solution
The fourth proportional to 675.56, 1,012.38 and 333.80 is: 500.23
Step by Step Solution
- Step 1: Write the proportion equation
675.56 : 1,012.38 = 333.80 : x - Step 2: Convert to fraction form
675.56/1,012.38 = 333.80/x - Step 3: Cross multiply
675.56x = 1,012.38 × 333.80 - Step 4: Simplify right side
675.56x = 337,932.44 - Step 5: Solve for x
x = 337,932.44/675.56 - Step 6: Final answer
x = 500.23
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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.