Finding the Fourth Proportional to 232,361.60, 347,620.80 and 201,539.20
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Solution
The fourth proportional to 232,361.60, 347,620.80 and 201,539.20 is: 301,509.45
Step by Step Solution
- Step 1: Write the proportion equation
232,361.60 : 347,620.80 = 201,539.20 : x - Step 2: Convert to fraction form
232,361.60/347,620.80 = 201,539.20/x - Step 3: Cross multiply
232,361.60x = 347,620.80 × 201,539.20 - Step 4: Simplify right side
232,361.60x = 70,059,217,935.36 - Step 5: Solve for x
x = 70,059,217,935.36/232,361.60 - Step 6: Final answer
x = 301,509.45
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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.