Finding the Fourth Proportional to 1,033.75, 1,550.63 and 264.25
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Solution
The fourth proportional to 1,033.75, 1,550.63 and 264.25 is: 396.38
Step by Step Solution
- Step 1: Write the proportion equation
1,033.75 : 1,550.63 = 264.25 : x - Step 2: Convert to fraction form
1,033.75/1,550.63 = 264.25/x - Step 3: Cross multiply
1,033.75x = 1,550.63 × 264.25 - Step 4: Simplify right side
1,033.75x = 409,753.98 - Step 5: Solve for x
x = 409,753.98/1,033.75 - Step 6: Final answer
x = 396.38
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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.