Finding the Third Proportional to 291,025.50 and 434,745.75
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Solution
The third proportional to 291,025.50 and 434,745.75 is: 649,440.92
Step by Step Solution
- Step 1: Write the proportion equation
291,025.50 : 434,745.75 = 434,745.75 : x - Step 2: Convert to fraction form
291,025.50/434,745.75 = 434,745.75/x - Step 3: Cross multiply
291,025.50x = 434,745.75 × 434,745.75 - Step 4: Simplify right side
291,025.50x = 189,003,867,143.06 - Step 5: Solve for x
x = 189,003,867,143.06/291,025.50 - Step 6: Final answer
x = 649,440.92
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.