Finding the Fourth Proportional to 323,676.44, 446,726.12 and 194,745.23
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Solution
The fourth proportional to 323,676.44, 446,726.12 and 194,745.23 is: 268,780.08
Step by Step Solution
- Step 1: Write the proportion equation
323,676.44 : 446,726.12 = 194,745.23 : x - Step 2: Convert to fraction form
323,676.44/446,726.12 = 194,745.23/x - Step 3: Cross multiply
323,676.44x = 446,726.12 × 194,745.23 - Step 4: Simplify right side
323,676.44x = 86,997,777,779.05 - Step 5: Solve for x
x = 86,997,777,779.05/323,676.44 - Step 6: Final answer
x = 268,780.08
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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.