Finding the Fourth Proportional to 396,418.71, 594,622.97 and 96,901.91
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Solution
The fourth proportional to 396,418.71, 594,622.97 and 96,901.91 is: 145,351.62
Step by Step Solution
- Step 1: Write the proportion equation
396,418.71 : 594,622.97 = 96,901.91 : x - Step 2: Convert to fraction form
396,418.71/594,622.97 = 96,901.91/x - Step 3: Cross multiply
396,418.71x = 594,622.97 × 96,901.91 - Step 4: Simplify right side
396,418.71x = 57,620,101,522.87 - Step 5: Solve for x
x = 57,620,101,522.87/396,418.71 - Step 6: Final answer
x = 145,351.62
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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.