Finding the Fourth Proportional to 416.50, 574.77 and 232.50
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Solution
The fourth proportional to 416.50, 574.77 and 232.50 is: 320.85
Step by Step Solution
- Step 1: Write the proportion equation
416.50 : 574.77 = 232.50 : x - Step 2: Convert to fraction form
416.50/574.77 = 232.50/x - Step 3: Cross multiply
416.50x = 574.77 × 232.50 - Step 4: Simplify right side
416.50x = 133,634.03 - Step 5: Solve for x
x = 133,634.03/416.50 - Step 6: Final answer
x = 320.85
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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.