Finding the Fourth Proportional to 324,201.79, 447,366.24 and 178,998.15
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Solution
The fourth proportional to 324,201.79, 447,366.24 and 178,998.15 is: 246,999.66
Step by Step Solution
- Step 1: Write the proportion equation
324,201.79 : 447,366.24 = 178,998.15 : x - Step 2: Convert to fraction form
324,201.79/447,366.24 = 178,998.15/x - Step 3: Cross multiply
324,201.79x = 447,366.24 × 178,998.15 - Step 4: Simplify right side
324,201.79x = 80,077,731,010.08 - Step 5: Solve for x
x = 80,077,731,010.08/324,201.79 - Step 6: Final answer
x = 246,999.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.