Finding the Fourth Proportional to 454,787.83, 682,234.13 and 151,208.99
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Solution
The fourth proportional to 454,787.83, 682,234.13 and 151,208.99 is: 226,830.90
Step by Step Solution
- Step 1: Write the proportion equation
454,787.83 : 682,234.13 = 151,208.99 : x - Step 2: Convert to fraction form
454,787.83/682,234.13 = 151,208.99/x - Step 3: Cross multiply
454,787.83x = 682,234.13 × 151,208.99 - Step 4: Simplify right side
454,787.83x = 103,159,930,707.68 - Step 5: Solve for x
x = 103,159,930,707.68/454,787.83 - Step 6: Final answer
x = 226,830.90
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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.