Finding the Fourth Proportional to 964,236.74, 1,446,367.46 and 664,636.91
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Solution
The fourth proportional to 964,236.74, 1,446,367.46 and 664,636.91 is: 996,963.87
Step by Step Solution
- Step 1: Write the proportion equation
964,236.74 : 1,446,367.46 = 664,636.91 : x - Step 2: Convert to fraction form
964,236.74/1,446,367.46 = 664,636.91/x - Step 3: Cross multiply
964,236.74x = 1,446,367.46 × 664,636.91 - Step 4: Simplify right side
964,236.74x = 961,309,188,783.93 - Step 5: Solve for x
x = 961,309,188,783.93/964,236.74 - Step 6: Final answer
x = 996,963.87
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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.