Finding the Fourth Proportional to 531,110.20, 796,665.30 and 489,119.80
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Solution
The fourth proportional to 531,110.20, 796,665.30 and 489,119.80 is: 733,679.70
Step by Step Solution
- Step 1: Write the proportion equation
531,110.20 : 796,665.30 = 489,119.80 : x - Step 2: Convert to fraction form
531,110.20/796,665.30 = 489,119.80/x - Step 3: Cross multiply
531,110.20x = 796,665.30 × 489,119.80 - Step 4: Simplify right side
531,110.20x = 389,664,772,202.94 - Step 5: Solve for x
x = 389,664,772,202.94/531,110.20 - Step 6: Final answer
x = 733,679.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.