Finding the Fourth Proportional to 307,075.36, 460,576.56 and 107,380.48
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Solution
The fourth proportional to 307,075.36, 460,576.56 and 107,380.48 is: 161,057.96
Step by Step Solution
- Step 1: Write the proportion equation
307,075.36 : 460,576.56 = 107,380.48 : x - Step 2: Convert to fraction form
307,075.36/460,576.56 = 107,380.48/x - Step 3: Cross multiply
307,075.36x = 460,576.56 × 107,380.48 - Step 4: Simplify right side
307,075.36x = 49,456,932,089.55 - Step 5: Solve for x
x = 49,456,932,089.55/307,075.36 - Step 6: Final answer
x = 161,057.96
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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.