Finding the Fourth Proportional to 326,452.21, 450,387.34 and 205,601.02
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Solution
The fourth proportional to 326,452.21, 450,387.34 and 205,601.02 is: 283,655.90
Step by Step Solution
- Step 1: Write the proportion equation
326,452.21 : 450,387.34 = 205,601.02 : x - Step 2: Convert to fraction form
326,452.21/450,387.34 = 205,601.02/x - Step 3: Cross multiply
326,452.21x = 450,387.34 × 205,601.02 - Step 4: Simplify right side
326,452.21x = 92,600,096,499.09 - Step 5: Solve for x
x = 92,600,096,499.09/326,452.21 - Step 6: Final answer
x = 283,655.90
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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.