Finding the Fourth Proportional to 379,845.44, 524,348.12 and 236,676.23
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Solution
The fourth proportional to 379,845.44, 524,348.12 and 236,676.23 is: 326,713.77
Step by Step Solution
- Step 1: Write the proportion equation
379,845.44 : 524,348.12 = 236,676.23 : x - Step 2: Convert to fraction form
379,845.44/524,348.12 = 236,676.23/x - Step 3: Cross multiply
379,845.44x = 524,348.12 × 236,676.23 - Step 4: Simplify right side
379,845.44x = 124,100,736,249.19 - Step 5: Solve for x
x = 124,100,736,249.19/379,845.44 - Step 6: Final answer
x = 326,713.77
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1.5x scale
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.