Finding the Fourth Proportional to 263,324.79, 363,388.23 and 142,466.00
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Solution
The fourth proportional to 263,324.79, 363,388.23 and 142,466.00 is: 196,603.08
Step by Step Solution
- Step 1: Write the proportion equation
263,324.79 : 363,388.23 = 142,466.00 : x - Step 2: Convert to fraction form
263,324.79/363,388.23 = 142,466.00/x - Step 3: Cross multiply
263,324.79x = 363,388.23 × 142,466.00 - Step 4: Simplify right side
263,324.79x = 51,770,465,758.24 - Step 5: Solve for x
x = 51,770,465,758.24/263,324.79 - Step 6: Final answer
x = 196,603.08
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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.