Finding the Fourth Proportional to 454,809.80, 682,214.70 and 244,857.80
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Solution
The fourth proportional to 454,809.80, 682,214.70 and 244,857.80 is: 367,286.70
Step by Step Solution
- Step 1: Write the proportion equation
454,809.80 : 682,214.70 = 244,857.80 : x - Step 2: Convert to fraction form
454,809.80/682,214.70 = 244,857.80/x - Step 3: Cross multiply
454,809.80x = 682,214.70 × 244,857.80 - Step 4: Simplify right side
454,809.80x = 167,045,590,569.66 - Step 5: Solve for x
x = 167,045,590,569.66/454,809.80 - Step 6: Final answer
x = 367,286.70
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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.