Finding the Fourth Proportional to 659,205.36, 988,902.72 and 203,832.03
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Solution
The fourth proportional to 659,205.36, 988,902.72 and 203,832.03 is: 305,777.32
Step by Step Solution
- Step 1: Write the proportion equation
659,205.36 : 988,902.72 = 203,832.03 : x - Step 2: Convert to fraction form
659,205.36/988,902.72 = 203,832.03/x - Step 3: Cross multiply
659,205.36x = 988,902.72 × 203,832.03 - Step 4: Simplify right side
659,205.36x = 201,570,048,890.12 - Step 5: Solve for x
x = 201,570,048,890.12/659,205.36 - Step 6: Final answer
x = 305,777.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.