Finding the Fourth Proportional to 1,032.75, 1,549.13 and 263.25
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Solution
The fourth proportional to 1,032.75, 1,549.13 and 263.25 is: 394.88
Step by Step Solution
- Step 1: Write the proportion equation
1,032.75 : 1,549.13 = 263.25 : x - Step 2: Convert to fraction form
1,032.75/1,549.13 = 263.25/x - Step 3: Cross multiply
1,032.75x = 1,549.13 × 263.25 - Step 4: Simplify right side
1,032.75x = 407,807.16 - Step 5: Solve for x
x = 407,807.16/1,032.75 - Step 6: Final answer
x = 394.88
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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.