Finding the Third Proportional to 434,199.75 and 620,339.75
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Solution
The third proportional to 434,199.75 and 620,339.75 is: 886,277.35
Step by Step Solution
- Step 1: Write the proportion equation
434,199.75 : 620,339.75 = 620,339.75 : x - Step 2: Convert to fraction form
434,199.75/620,339.75 = 620,339.75/x - Step 3: Cross multiply
434,199.75x = 620,339.75 × 620,339.75 - Step 4: Simplify right side
434,199.75x = 384,821,405,430.06 - Step 5: Solve for x
x = 384,821,405,430.06/434,199.75 - Step 6: Final answer
x = 886,277.35
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.