Finding the Fourth Proportional to 246,323.92, 369,583.48 and 128,069.84
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Solution
The fourth proportional to 246,323.92, 369,583.48 and 128,069.84 is: 192,155.50
Step by Step Solution
- Step 1: Write the proportion equation
246,323.92 : 369,583.48 = 128,069.84 : x - Step 2: Convert to fraction form
246,323.92/369,583.48 = 128,069.84/x - Step 3: Cross multiply
246,323.92x = 369,583.48 × 128,069.84 - Step 4: Simplify right side
246,323.92x = 47,332,497,150.24 - Step 5: Solve for x
x = 47,332,497,150.24/246,323.92 - Step 6: Final answer
x = 192,155.50
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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.