Finding the Fourth Proportional to 366,375.44, 549,573.96 and 312,729.18
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Solution
The fourth proportional to 366,375.44, 549,573.96 and 312,729.18 is: 469,102.99
Step by Step Solution
- Step 1: Write the proportion equation
366,375.44 : 549,573.96 = 312,729.18 : x - Step 2: Convert to fraction form
366,375.44/549,573.96 = 312,729.18/x - Step 3: Cross multiply
366,375.44x = 549,573.96 × 312,729.18 - Step 4: Simplify right side
366,375.44x = 171,867,813,860.15 - Step 5: Solve for x
x = 171,867,813,860.15/366,375.44 - Step 6: Final answer
x = 469,102.99
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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.