Finding the Fourth Proportional to 550.97, 760.08 and 326.75
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Solution
The fourth proportional to 550.97, 760.08 and 326.75 is: 450.76
Step by Step Solution
- Step 1: Write the proportion equation
550.97 : 760.08 = 326.75 : x - Step 2: Convert to fraction form
550.97/760.08 = 326.75/x - Step 3: Cross multiply
550.97x = 760.08 × 326.75 - Step 4: Simplify right side
550.97x = 248,356.14 - Step 5: Solve for x
x = 248,356.14/550.97 - Step 6: Final answer
x = 450.76
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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.