Finding the Fourth Proportional to 365,620.30, 548,208.96 and 239,107.84
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Solution
The fourth proportional to 365,620.30, 548,208.96 and 239,107.84 is: 358,516.91
Step by Step Solution
- Step 1: Write the proportion equation
365,620.30 : 548,208.96 = 239,107.84 : x - Step 2: Convert to fraction form
365,620.30/548,208.96 = 239,107.84/x - Step 3: Cross multiply
365,620.30x = 548,208.96 × 239,107.84 - Step 4: Simplify right side
365,620.30x = 131,081,060,294.25 - Step 5: Solve for x
x = 131,081,060,294.25/365,620.30 - Step 6: Final answer
x = 358,516.91
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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.