Finding the Fourth Proportional to 263.06, 394.74 and 248.99
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Solution
The fourth proportional to 263.06, 394.74 and 248.99 is: 373.62
Step by Step Solution
- Step 1: Write the proportion equation
263.06 : 394.74 = 248.99 : x - Step 2: Convert to fraction form
263.06/394.74 = 248.99/x - Step 3: Cross multiply
263.06x = 394.74 × 248.99 - Step 4: Simplify right side
263.06x = 98,284.34 - Step 5: Solve for x
x = 98,284.34/263.06 - Step 6: Final answer
x = 373.62
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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.