Finding the Fourth Proportional to 952,131.92, 1,428,289.91 and 278,197.84
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Solution
The fourth proportional to 952,131.92, 1,428,289.91 and 278,197.84 is: 417,323.65
Step by Step Solution
- Step 1: Write the proportion equation
952,131.92 : 1,428,289.91 = 278,197.84 : x - Step 2: Convert to fraction form
952,131.92/1,428,289.91 = 278,197.84/x - Step 3: Cross multiply
952,131.92x = 1,428,289.91 × 278,197.84 - Step 4: Simplify right side
952,131.92x = 397,347,169,293.41 - Step 5: Solve for x
x = 397,347,169,293.41/952,131.92 - Step 6: Final answer
x = 417,323.65
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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.