Finding the Fourth Proportional to 699,835.36, 1,049,919.63 and 226,520.68
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Solution
The fourth proportional to 699,835.36, 1,049,919.63 and 226,520.68 is: 339,834.94
Step by Step Solution
- Step 1: Write the proportion equation
699,835.36 : 1,049,919.63 = 226,520.68 : x - Step 2: Convert to fraction form
699,835.36/1,049,919.63 = 226,520.68/x - Step 3: Cross multiply
699,835.36x = 1,049,919.63 × 226,520.68 - Step 4: Simplify right side
699,835.36x = 237,828,508,532.95 - Step 5: Solve for x
x = 237,828,508,532.95/699,835.36 - Step 6: Final answer
x = 339,834.94
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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.