Finding the Fourth Proportional to 366,708.80, 549,975.84 and 206,853.44
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Solution
The fourth proportional to 366,708.80, 549,975.84 and 206,853.44 is: 310,230.88
Step by Step Solution
- Step 1: Write the proportion equation
366,708.80 : 549,975.84 = 206,853.44 : x - Step 2: Convert to fraction form
366,708.80/549,975.84 = 206,853.44/x - Step 3: Cross multiply
366,708.80x = 549,975.84 × 206,853.44 - Step 4: Simplify right side
366,708.80x = 113,764,394,420.89 - Step 5: Solve for x
x = 113,764,394,420.89/366,708.80 - Step 6: Final answer
x = 310,230.88
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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.