Finding the Fourth Proportional to 941,022.84, 1,410,740.70 and 408,142.53
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Solution
The fourth proportional to 941,022.84, 1,410,740.70 and 408,142.53 is: 611,869.61
Step by Step Solution
- Step 1: Write the proportion equation
941,022.84 : 1,410,740.70 = 408,142.53 : x - Step 2: Convert to fraction form
941,022.84/1,410,740.70 = 408,142.53/x - Step 3: Cross multiply
941,022.84x = 1,410,740.70 × 408,142.53 - Step 4: Simplify right side
941,022.84x = 575,783,278,471.97 - Step 5: Solve for x
x = 575,783,278,471.97/941,022.84 - Step 6: Final answer
x = 611,869.61
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.