Finding the Fourth Proportional to 631,361.99, 947,183.21 and 182,047.90
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Solution
The fourth proportional to 631,361.99, 947,183.21 and 182,047.90 is: 273,112.28
Step by Step Solution
- Step 1: Write the proportion equation
631,361.99 : 947,183.21 = 182,047.90 : x - Step 2: Convert to fraction form
631,361.99/947,183.21 = 182,047.90/x - Step 3: Cross multiply
631,361.99x = 947,183.21 × 182,047.90 - Step 4: Simplify right side
631,361.99x = 172,432,714,750.88 - Step 5: Solve for x
x = 172,432,714,750.88/631,361.99 - Step 6: Final answer
x = 273,112.28
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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.