Finding the Fourth Proportional to 366,582.28, 549,794.22 and 129,932.68
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Solution
The fourth proportional to 366,582.28, 549,794.22 and 129,932.68 is: 194,870.95
Step by Step Solution
- Step 1: Write the proportion equation
366,582.28 : 549,794.22 = 129,932.68 : x - Step 2: Convert to fraction form
366,582.28/549,794.22 = 129,932.68/x - Step 3: Cross multiply
366,582.28x = 549,794.22 × 129,932.68 - Step 4: Simplify right side
366,582.28x = 71,436,236,453.11 - Step 5: Solve for x
x = 71,436,236,453.11/366,582.28 - Step 6: Final answer
x = 194,870.95
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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.