Finding the Fourth Proportional to 381,558.53, 526,524.41 and 211,779.29
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Solution
The fourth proportional to 381,558.53, 526,524.41 and 211,779.29 is: 292,240.79
Step by Step Solution
- Step 1: Write the proportion equation
381,558.53 : 526,524.41 = 211,779.29 : x - Step 2: Convert to fraction form
381,558.53/526,524.41 = 211,779.29/x - Step 3: Cross multiply
381,558.53x = 526,524.41 × 211,779.29 - Step 4: Simplify right side
381,558.53x = 111,506,967,563.23 - Step 5: Solve for x
x = 111,506,967,563.23/381,558.53 - Step 6: Final answer
x = 292,240.79
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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.