Finding the Fourth Proportional to 248,376.67, 342,106.86 and 190,906.09
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Solution
The fourth proportional to 248,376.67, 342,106.86 and 190,906.09 is: 262,948.54
Step by Step Solution
- Step 1: Write the proportion equation
248,376.67 : 342,106.86 = 190,906.09 : x - Step 2: Convert to fraction form
248,376.67/342,106.86 = 190,906.09/x - Step 3: Cross multiply
248,376.67x = 342,106.86 × 190,906.09 - Step 4: Simplify right side
248,376.67x = 65,310,283,004.78 - Step 5: Solve for x
x = 65,310,283,004.78/248,376.67 - Step 6: Final answer
x = 262,948.54
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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.