Finding the Fourth Proportional to 647,029.41, 970,976.04 and 226,305.28
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Solution
The fourth proportional to 647,029.41, 970,976.04 and 226,305.28 is: 339,608.99
Step by Step Solution
- Step 1: Write the proportion equation
647,029.41 : 970,976.04 = 226,305.28 : x - Step 2: Convert to fraction form
647,029.41/970,976.04 = 226,305.28/x - Step 3: Cross multiply
647,029.41x = 970,976.04 × 226,305.28 - Step 4: Simplify right side
647,029.41x = 219,737,004,605.49 - Step 5: Solve for x
x = 219,737,004,605.49/647,029.41 - Step 6: Final answer
x = 339,608.99
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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.