Finding the Fourth Proportional to 303,317.37, 418,575.20 and 167,352.53
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Solution
The fourth proportional to 303,317.37, 418,575.20 and 167,352.53 is: 230,944.95
Step by Step Solution
- Step 1: Write the proportion equation
303,317.37 : 418,575.20 = 167,352.53 : x - Step 2: Convert to fraction form
303,317.37/418,575.20 = 167,352.53/x - Step 3: Cross multiply
303,317.37x = 418,575.20 × 167,352.53 - Step 4: Simplify right side
303,317.37x = 70,049,615,785.62 - Step 5: Solve for x
x = 70,049,615,785.62/303,317.37 - Step 6: Final answer
x = 230,944.95
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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.