Finding the Fourth Proportional to 427,043.91, 589,324.11 and 236,060.49
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Solution
The fourth proportional to 427,043.91, 589,324.11 and 236,060.49 is: 325,765.42
Step by Step Solution
- Step 1: Write the proportion equation
427,043.91 : 589,324.11 = 236,060.49 : x - Step 2: Convert to fraction form
427,043.91/589,324.11 = 236,060.49/x - Step 3: Cross multiply
427,043.91x = 589,324.11 × 236,060.49 - Step 4: Simplify right side
427,043.91x = 139,116,138,175.41 - Step 5: Solve for x
x = 139,116,138,175.41/427,043.91 - Step 6: Final answer
x = 325,765.42
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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.