Finding the Fourth Proportional to 568,229.92, 852,437.36 and 213,271.84
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Solution
The fourth proportional to 568,229.92, 852,437.36 and 213,271.84 is: 319,942.47
Step by Step Solution
- Step 1: Write the proportion equation
568,229.92 : 852,437.36 = 213,271.84 : x - Step 2: Convert to fraction form
568,229.92/852,437.36 = 213,271.84/x - Step 3: Cross multiply
568,229.92x = 852,437.36 × 213,271.84 - Step 4: Simplify right side
568,229.92x = 181,800,884,251.94 - Step 5: Solve for x
x = 181,800,884,251.94/568,229.92 - Step 6: Final answer
x = 319,942.47
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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.