Finding the Fourth Proportional to 743,201.95, 1,114,826.04 and 353,623.00
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Solution
The fourth proportional to 743,201.95, 1,114,826.04 and 353,623.00 is: 530,445.49
Step by Step Solution
- Step 1: Write the proportion equation
743,201.95 : 1,114,826.04 = 353,623.00 : x - Step 2: Convert to fraction form
743,201.95/1,114,826.04 = 353,623.00/x - Step 3: Cross multiply
743,201.95x = 1,114,826.04 × 353,623.00 - Step 4: Simplify right side
743,201.95x = 394,228,123,168.79 - Step 5: Solve for x
x = 394,228,123,168.79/743,201.95 - Step 6: Final answer
x = 530,445.49
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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.