Finding the Fourth Proportional to 303,533.07, 418,873.29 and 167,567.19
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Solution
The fourth proportional to 303,533.07, 418,873.29 and 167,567.19 is: 231,241.43
Step by Step Solution
- Step 1: Write the proportion equation
303,533.07 : 418,873.29 = 167,567.19 : x - Step 2: Convert to fraction form
303,533.07/418,873.29 = 167,567.19/x - Step 3: Cross multiply
303,533.07x = 418,873.29 × 167,567.19 - Step 4: Simplify right side
303,533.07x = 70,189,420,171.36 - Step 5: Solve for x
x = 70,189,420,171.36/303,533.07 - Step 6: Final answer
x = 231,241.43
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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.