Finding the Fourth Proportional to 400,846.05, 601,324.29 and 134,682.62
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Solution
The fourth proportional to 400,846.05, 601,324.29 and 134,682.62 is: 202,042.47
Step by Step Solution
- Step 1: Write the proportion equation
400,846.05 : 601,324.29 = 134,682.62 : x - Step 2: Convert to fraction form
400,846.05/601,324.29 = 134,682.62/x - Step 3: Cross multiply
400,846.05x = 601,324.29 × 134,682.62 - Step 4: Simplify right side
400,846.05x = 80,987,927,840.22 - Step 5: Solve for x
x = 80,987,927,840.22/400,846.05 - Step 6: Final answer
x = 202,042.47
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1.5x scale
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.