Finding the Fourth Proportional to 263,370.84, 395,067.52 and 103,481.40
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Solution
The fourth proportional to 263,370.84, 395,067.52 and 103,481.40 is: 155,226.52
Step by Step Solution
- Step 1: Write the proportion equation
263,370.84 : 395,067.52 = 103,481.40 : x - Step 2: Convert to fraction form
263,370.84/395,067.52 = 103,481.40/x - Step 3: Cross multiply
263,370.84x = 395,067.52 × 103,481.40 - Step 4: Simplify right side
263,370.84x = 40,882,140,064.13 - Step 5: Solve for x
x = 40,882,140,064.13/263,370.84 - Step 6: Final answer
x = 155,226.52
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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.