Finding the Fourth Proportional to 353,704.73, 530,393.67 and 113,774.12
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Solution
The fourth proportional to 353,704.73, 530,393.67 and 113,774.12 is: 170,608.61
Step by Step Solution
- Step 1: Write the proportion equation
353,704.73 : 530,393.67 = 113,774.12 : x - Step 2: Convert to fraction form
353,704.73/530,393.67 = 113,774.12/x - Step 3: Cross multiply
353,704.73x = 530,393.67 × 113,774.12 - Step 4: Simplify right side
353,704.73x = 60,345,072,394.83 - Step 5: Solve for x
x = 60,345,072,394.83/353,704.73 - Step 6: Final answer
x = 170,608.61
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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.