Finding the Fourth Proportional to 619,269.23, 928,680.99 and 214,351.42
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Solution
The fourth proportional to 619,269.23, 928,680.99 and 214,351.42 is: 321,450.00
Step by Step Solution
- Step 1: Write the proportion equation
619,269.23 : 928,680.99 = 214,351.42 : x - Step 2: Convert to fraction form
619,269.23/928,680.99 = 214,351.42/x - Step 3: Cross multiply
619,269.23x = 928,680.99 × 214,351.42 - Step 4: Simplify right side
619,269.23x = 199,064,091,791.09 - Step 5: Solve for x
x = 199,064,091,791.09/619,269.23 - Step 6: Final answer
x = 321,450.00
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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.