Finding the Fourth Proportional to 641,340.58, 885,036.36 and 350,950.99
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Solution
The fourth proportional to 641,340.58, 885,036.36 and 350,950.99 is: 484,304.90
Step by Step Solution
- Step 1: Write the proportion equation
641,340.58 : 885,036.36 = 350,950.99 : x - Step 2: Convert to fraction form
641,340.58/885,036.36 = 350,950.99/x - Step 3: Cross multiply
641,340.58x = 885,036.36 × 350,950.99 - Step 4: Simplify right side
641,340.58x = 310,604,383,027.65 - Step 5: Solve for x
x = 310,604,383,027.65/641,340.58 - Step 6: Final answer
x = 484,304.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.