Finding the Fourth Proportional to 508,064.44, 762,147.68 and 134,087.44
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Solution
The fourth proportional to 508,064.44, 762,147.68 and 134,087.44 is: 201,144.63
Step by Step Solution
- Step 1: Write the proportion equation
508,064.44 : 762,147.68 = 134,087.44 : x - Step 2: Convert to fraction form
508,064.44/762,147.68 = 134,087.44/x - Step 3: Cross multiply
508,064.44x = 762,147.68 × 134,087.44 - Step 4: Simplify right side
508,064.44x = 102,194,431,313.14 - Step 5: Solve for x
x = 102,194,431,313.14/508,064.44 - Step 6: Final answer
x = 201,144.63
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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.