Finding the Fourth Proportional to 263,373.56, 395,118.97 and 103,464.98
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Solution
The fourth proportional to 263,373.56, 395,118.97 and 103,464.98 is: 155,220.50
Step by Step Solution
- Step 1: Write the proportion equation
263,373.56 : 395,118.97 = 103,464.98 : x - Step 2: Convert to fraction form
263,373.56/395,118.97 = 103,464.98/x - Step 3: Cross multiply
263,373.56x = 395,118.97 × 103,464.98 - Step 4: Simplify right side
263,373.56x = 40,880,977,057.81 - Step 5: Solve for x
x = 40,880,977,057.81/263,373.56 - Step 6: Final answer
x = 155,220.50
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1.5x scale
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.