Finding the Fourth Proportional to 888,134.40, 1,332,213.75 and 289,098.09
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Solution
The fourth proportional to 888,134.40, 1,332,213.75 and 289,098.09 is: 433,651.09
Step by Step Solution
- Step 1: Write the proportion equation
888,134.40 : 1,332,213.75 = 289,098.09 : x - Step 2: Convert to fraction form
888,134.40/1,332,213.75 = 289,098.09/x - Step 3: Cross multiply
888,134.40x = 1,332,213.75 × 289,098.09 - Step 4: Simplify right side
888,134.40x = 385,140,450,596.74 - Step 5: Solve for x
x = 385,140,450,596.74/888,134.40 - Step 6: Final answer
x = 433,651.09
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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.