Finding the Fourth Proportional to 246,601.20, 340,309.84 and 133,423.68
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Solution
The fourth proportional to 246,601.20, 340,309.84 and 133,423.68 is: 184,124.78
Step by Step Solution
- Step 1: Write the proportion equation
246,601.20 : 340,309.84 = 133,423.68 : x - Step 2: Convert to fraction form
246,601.20/340,309.84 = 133,423.68/x - Step 3: Cross multiply
246,601.20x = 340,309.84 × 133,423.68 - Step 4: Simplify right side
246,601.20x = 45,405,391,193.01 - Step 5: Solve for x
x = 45,405,391,193.01/246,601.20 - Step 6: Final answer
x = 184,124.78
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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.