Finding the Fourth Proportional to 769,190.08, 1,153,059.36 and 270,281.92
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Solution
The fourth proportional to 769,190.08, 1,153,059.36 and 270,281.92 is: 405,167.86
Step by Step Solution
- Step 1: Write the proportion equation
769,190.08 : 1,153,059.36 = 270,281.92 : x - Step 2: Convert to fraction form
769,190.08/1,153,059.36 = 270,281.92/x - Step 3: Cross multiply
769,190.08x = 1,153,059.36 × 270,281.92 - Step 4: Simplify right side
769,190.08x = 311,651,097,694.77 - Step 5: Solve for x
x = 311,651,097,694.77/769,190.08 - Step 6: Final answer
x = 405,167.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.