Finding the Fourth Proportional to 366,105.31, 549,546.17 and 324,257.06
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Solution
The fourth proportional to 366,105.31, 549,546.17 and 324,257.06 is: 486,729.42
Step by Step Solution
- Step 1: Write the proportion equation
366,105.31 : 549,546.17 = 324,257.06 : x - Step 2: Convert to fraction form
366,105.31/549,546.17 = 324,257.06/x - Step 3: Cross multiply
366,105.31x = 549,546.17 × 324,257.06 - Step 4: Simplify right side
366,105.31x = 178,194,225,171.04 - Step 5: Solve for x
x = 178,194,225,171.04/366,105.31 - Step 6: Final answer
x = 486,729.42
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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.