Finding the Fourth Proportional to 659,057.07, 988,576.36 and 259,701.31
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Solution
The fourth proportional to 659,057.07, 988,576.36 and 259,701.31 is: 389,548.32
Step by Step Solution
- Step 1: Write the proportion equation
659,057.07 : 988,576.36 = 259,701.31 : x - Step 2: Convert to fraction form
659,057.07/988,576.36 = 259,701.31/x - Step 3: Cross multiply
659,057.07x = 988,576.36 × 259,701.31 - Step 4: Simplify right side
659,057.07x = 256,734,575,727.03 - Step 5: Solve for x
x = 256,734,575,727.03/659,057.07 - Step 6: Final answer
x = 389,548.32
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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.