Finding the Fourth Proportional to 454,912.48, 682,371.45 and 202,133.55
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Solution
The fourth proportional to 454,912.48, 682,371.45 and 202,133.55 is: 303,201.54
Step by Step Solution
- Step 1: Write the proportion equation
454,912.48 : 682,371.45 = 202,133.55 : x - Step 2: Convert to fraction form
454,912.48/682,371.45 = 202,133.55/x - Step 3: Cross multiply
454,912.48x = 682,371.45 × 202,133.55 - Step 4: Simplify right side
454,912.48x = 137,930,163,607.15 - Step 5: Solve for x
x = 137,930,163,607.15/454,912.48 - Step 6: Final answer
x = 303,201.54
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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.