Finding the Fourth Proportional to 436,103.91, 654,409.67 and 183,366.09
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Solution
The fourth proportional to 436,103.91, 654,409.67 and 183,366.09 is: 275,155.85
Step by Step Solution
- Step 1: Write the proportion equation
436,103.91 : 654,409.67 = 183,366.09 : x - Step 2: Convert to fraction form
436,103.91/654,409.67 = 183,366.09/x - Step 3: Cross multiply
436,103.91x = 654,409.67 × 183,366.09 - Step 4: Simplify right side
436,103.91x = 119,996,542,446.09 - Step 5: Solve for x
x = 119,996,542,446.09/436,103.91 - Step 6: Final answer
x = 275,155.85
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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.