Finding the Fourth Proportional to 336,912.99, 505,442.12 and 97,025.28
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Solution
The fourth proportional to 336,912.99, 505,442.12 and 97,025.28 is: 145,558.84
Step by Step Solution
- Step 1: Write the proportion equation
336,912.99 : 505,442.12 = 97,025.28 : x - Step 2: Convert to fraction form
336,912.99/505,442.12 = 97,025.28/x - Step 3: Cross multiply
336,912.99x = 505,442.12 × 97,025.28 - Step 4: Simplify right side
336,912.99x = 49,040,662,731.67 - Step 5: Solve for x
x = 49,040,662,731.67/336,912.99 - Step 6: Final answer
x = 145,558.84
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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.