Finding the Fourth Proportional to 366,415.44, 549,618.84 and 206,503.44
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Solution
The fourth proportional to 366,415.44, 549,618.84 and 206,503.44 is: 309,752.73
Step by Step Solution
- Step 1: Write the proportion equation
366,415.44 : 549,618.84 = 206,503.44 : x - Step 2: Convert to fraction form
366,415.44/549,618.84 = 206,503.44/x - Step 3: Cross multiply
366,415.44x = 549,618.84 × 206,503.44 - Step 4: Simplify right side
366,415.44x = 113,498,181,148.81 - Step 5: Solve for x
x = 113,498,181,148.81/366,415.44 - Step 6: Final answer
x = 309,752.73
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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.