Finding the Fourth Proportional to 428,924.44, 591,528.42 and 267,794.44
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Solution
The fourth proportional to 428,924.44, 591,528.42 and 267,794.44 is: 369,314.52
Step by Step Solution
- Step 1: Write the proportion equation
428,924.44 : 591,528.42 = 267,794.44 : x - Step 2: Convert to fraction form
428,924.44/591,528.42 = 267,794.44/x - Step 3: Cross multiply
428,924.44x = 591,528.42 × 267,794.44 - Step 4: Simplify right side
428,924.44x = 158,408,021,977.99 - Step 5: Solve for x
x = 158,408,021,977.99/428,924.44 - Step 6: Final answer
x = 369,314.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.