Finding the Fourth Proportional to 263,763.40, 395,645.56 and 64,083.92
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Solution
The fourth proportional to 263,763.40, 395,645.56 and 64,083.92 is: 96,125.99
Step by Step Solution
- Step 1: Write the proportion equation
263,763.40 : 395,645.56 = 64,083.92 : x - Step 2: Convert to fraction form
263,763.40/395,645.56 = 64,083.92/x - Step 3: Cross multiply
263,763.40x = 395,645.56 × 64,083.92 - Step 4: Simplify right side
263,763.40x = 25,354,518,415.40 - Step 5: Solve for x
x = 25,354,518,415.40/263,763.40 - Step 6: Final answer
x = 96,125.99
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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.