Finding the Fourth Proportional to 454,676.63, 682,113.42 and 174,193.88
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Solution
The fourth proportional to 454,676.63, 682,113.42 and 174,193.88 is: 261,328.54
Step by Step Solution
- Step 1: Write the proportion equation
454,676.63 : 682,113.42 = 174,193.88 : x - Step 2: Convert to fraction form
454,676.63/682,113.42 = 174,193.88/x - Step 3: Cross multiply
454,676.63x = 682,113.42 × 174,193.88 - Step 4: Simplify right side
454,676.63x = 118,819,979,819.30 - Step 5: Solve for x
x = 118,819,979,819.30/454,676.63 - Step 6: Final answer
x = 261,328.54
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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.