Finding the Fourth Proportional to 263,504.13, 395,267.12 and 76,515.63
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Solution
The fourth proportional to 263,504.13, 395,267.12 and 76,515.63 is: 114,776.62
Step by Step Solution
- Step 1: Write the proportion equation
263,504.13 : 395,267.12 = 76,515.63 : x - Step 2: Convert to fraction form
263,504.13/395,267.12 = 76,515.63/x - Step 3: Cross multiply
263,504.13x = 395,267.12 × 76,515.63 - Step 4: Simplify right side
263,504.13x = 30,244,112,705.09 - Step 5: Solve for x
x = 30,244,112,705.09/263,504.13 - Step 6: Final answer
x = 114,776.62
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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.