Finding the Fourth Proportional to 308,771.56, 463,156.62 and 202,824.28
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Solution
The fourth proportional to 308,771.56, 463,156.62 and 202,824.28 is: 304,235.95
Step by Step Solution
- Step 1: Write the proportion equation
308,771.56 : 463,156.62 = 202,824.28 : x - Step 2: Convert to fraction form
308,771.56/463,156.62 = 202,824.28/x - Step 3: Cross multiply
308,771.56x = 463,156.62 × 202,824.28 - Step 4: Simplify right side
308,771.56x = 93,939,407,978.73 - Step 5: Solve for x
x = 93,939,407,978.73/308,771.56 - Step 6: Final answer
x = 304,235.95
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1.5x scale
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.