Finding the Fourth Proportional to 276,852.38, 414,935.94 and 196,762.70
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Solution
The fourth proportional to 276,852.38, 414,935.94 and 196,762.70 is: 294,900.54
Step by Step Solution
- Step 1: Write the proportion equation
276,852.38 : 414,935.94 = 196,762.70 : x - Step 2: Convert to fraction form
276,852.38/414,935.94 = 196,762.70/x - Step 3: Cross multiply
276,852.38x = 414,935.94 × 196,762.70 - Step 4: Simplify right side
276,852.38x = 81,643,915,881.44 - Step 5: Solve for x
x = 81,643,915,881.44/276,852.38 - Step 6: Final answer
x = 294,900.54
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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.