Finding the Fourth Proportional to 246,048.63, 339,476.34 and 160,134.09
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Solution
The fourth proportional to 246,048.63, 339,476.34 and 160,134.09 is: 220,938.99
Step by Step Solution
- Step 1: Write the proportion equation
246,048.63 : 339,476.34 = 160,134.09 : x - Step 2: Convert to fraction form
246,048.63/339,476.34 = 160,134.09/x - Step 3: Cross multiply
246,048.63x = 339,476.34 × 160,134.09 - Step 4: Simplify right side
246,048.63x = 54,361,734,782.43 - Step 5: Solve for x
x = 54,361,734,782.43/246,048.63 - Step 6: Final answer
x = 220,938.99
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1.5x scale
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.