Finding the Fourth Proportional to 323,804.56, 446,850.73 and 178,607.09
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Solution
The fourth proportional to 323,804.56, 446,850.73 and 178,607.09 is: 246,478.03
Step by Step Solution
- Step 1: Write the proportion equation
323,804.56 : 446,850.73 = 178,607.09 : x - Step 2: Convert to fraction form
323,804.56/446,850.73 = 178,607.09/x - Step 3: Cross multiply
323,804.56x = 446,850.73 × 178,607.09 - Step 4: Simplify right side
323,804.56x = 79,810,708,549.68 - Step 5: Solve for x
x = 79,810,708,549.68/323,804.56 - Step 6: Final answer
x = 246,478.03
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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.