Finding the Fourth Proportional to 366,421.44, 549,627.84 and 206,509.44
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Solution
The fourth proportional to 366,421.44, 549,627.84 and 206,509.44 is: 309,761.73
Step by Step Solution
- Step 1: Write the proportion equation
366,421.44 : 549,627.84 = 206,509.44 : x - Step 2: Convert to fraction form
366,421.44/549,627.84 = 206,509.44/x - Step 3: Cross multiply
366,421.44x = 549,627.84 × 206,509.44 - Step 4: Simplify right side
366,421.44x = 113,503,337,446.81 - Step 5: Solve for x
x = 113,503,337,446.81/366,421.44 - Step 6: Final answer
x = 309,761.73
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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.