Finding the Fourth Proportional to 454,912.98, 682,372.20 and 202,134.05
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Solution
The fourth proportional to 454,912.98, 682,372.20 and 202,134.05 is: 303,202.28
Step by Step Solution
- Step 1: Write the proportion equation
454,912.98 : 682,372.20 = 202,134.05 : x - Step 2: Convert to fraction form
454,912.98/682,372.20 = 202,134.05/x - Step 3: Cross multiply
454,912.98x = 682,372.20 × 202,134.05 - Step 4: Simplify right side
454,912.98x = 137,930,652,981.55 - Step 5: Solve for x
x = 137,930,652,981.55/454,912.98 - Step 6: Final answer
x = 303,202.28
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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.