Finding the Third Proportional to 420,396.75 and 902,029.50
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Solution
The third proportional to 420,396.75 and 902,029.50 is: 1,935,450.78
Step by Step Solution
- Step 1: Write the proportion equation
420,396.75 : 902,029.50 = 902,029.50 : x - Step 2: Convert to fraction form
420,396.75/902,029.50 = 902,029.50/x - Step 3: Cross multiply
420,396.75x = 902,029.50 × 902,029.50 - Step 4: Simplify right side
420,396.75x = 813,657,218,870.25 - Step 5: Solve for x
x = 813,657,218,870.25/420,396.75 - Step 6: Final answer
x = 1,935,450.78
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.