Finding the Fourth Proportional to 246,946.56, 340,786.26 and 133,769.31
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Solution
The fourth proportional to 246,946.56, 340,786.26 and 133,769.31 is: 184,601.65
Step by Step Solution
- Step 1: Write the proportion equation
246,946.56 : 340,786.26 = 133,769.31 : x - Step 2: Convert to fraction form
246,946.56/340,786.26 = 133,769.31/x - Step 3: Cross multiply
246,946.56x = 340,786.26 × 133,769.31 - Step 4: Simplify right side
246,946.56x = 45,586,742,857.68 - Step 5: Solve for x
x = 45,586,742,857.68/246,946.56 - Step 6: Final answer
x = 184,601.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.