Finding the Fourth Proportional to 416.97, 575.15 and 261.63
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Solution
The fourth proportional to 416.97, 575.15 and 261.63 is: 360.88
Step by Step Solution
- Step 1: Write the proportion equation
416.97 : 575.15 = 261.63 : x - Step 2: Convert to fraction form
416.97/575.15 = 261.63/x - Step 3: Cross multiply
416.97x = 575.15 × 261.63 - Step 4: Simplify right side
416.97x = 150,475.19 - Step 5: Solve for x
x = 150,475.19/416.97 - Step 6: Final answer
x = 360.88
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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.