Finding the Fourth Proportional to 580,391.57, 800,940.36 and 325,742.75
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Solution
The fourth proportional to 580,391.57, 800,940.36 and 325,742.75 is: 449,525.00
Step by Step Solution
- Step 1: Write the proportion equation
580,391.57 : 800,940.36 = 325,742.75 : x - Step 2: Convert to fraction form
580,391.57/800,940.36 = 325,742.75/x - Step 3: Cross multiply
580,391.57x = 800,940.36 × 325,742.75 - Step 4: Simplify right side
580,391.57x = 260,900,516,640.38 - Step 5: Solve for x
x = 260,900,516,640.38/580,391.57 - Step 6: Final answer
x = 449,525.00
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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.