Finding the Fourth Proportional to 454,972.41, 682,461.45 and 202,193.55
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Solution
The fourth proportional to 454,972.41, 682,461.45 and 202,193.55 is: 303,291.58
Step by Step Solution
- Step 1: Write the proportion equation
454,972.41 : 682,461.45 = 202,193.55 : x - Step 2: Convert to fraction form
454,972.41/682,461.45 = 202,193.55/x - Step 3: Cross multiply
454,972.41x = 682,461.45 × 202,193.55 - Step 4: Simplify right side
454,972.41x = 137,989,303,313.65 - Step 5: Solve for x
x = 137,989,303,313.65/454,972.41 - Step 6: Final answer
x = 303,291.58
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1.5x scale
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.