Finding the Fourth Proportional to 547.26, 820.58 and 374.19
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Solution
The fourth proportional to 547.26, 820.58 and 374.19 is: 561.07
Step by Step Solution
- Step 1: Write the proportion equation
547.26 : 820.58 = 374.19 : x - Step 2: Convert to fraction form
547.26/820.58 = 374.19/x - Step 3: Cross multiply
547.26x = 820.58 × 374.19 - Step 4: Simplify right side
547.26x = 307,050.96 - Step 5: Solve for x
x = 307,050.96/547.26 - Step 6: Final answer
x = 561.07
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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.