Finding the Fourth Proportional to 929,596.47, 1,394,984.52 and 397,121.37
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Solution
The fourth proportional to 929,596.47, 1,394,984.52 and 397,121.37 is: 595,934.02
Step by Step Solution
- Step 1: Write the proportion equation
929,596.47 : 1,394,984.52 = 397,121.37 : x - Step 2: Convert to fraction form
929,596.47/1,394,984.52 = 397,121.37/x - Step 3: Cross multiply
929,596.47x = 1,394,984.52 × 397,121.37 - Step 4: Simplify right side
929,596.47x = 553,978,163,711.19 - Step 5: Solve for x
x = 553,978,163,711.19/929,596.47 - Step 6: Final answer
x = 595,934.02
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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.