Finding the Third Proportional to 430,830.75 and 603,729.75
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Solution
The third proportional to 430,830.75 and 603,729.75 is: 846,015.78
Step by Step Solution
- Step 1: Write the proportion equation
430,830.75 : 603,729.75 = 603,729.75 : x - Step 2: Convert to fraction form
430,830.75/603,729.75 = 603,729.75/x - Step 3: Cross multiply
430,830.75x = 603,729.75 × 603,729.75 - Step 4: Simplify right side
430,830.75x = 364,489,611,035.06 - Step 5: Solve for x
x = 364,489,611,035.06/430,830.75 - Step 6: Final answer
x = 846,015.78
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.