Finding the Fourth Proportional to 673,512.24, 1,009,391.18 and 273,685.59
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Solution
The fourth proportional to 673,512.24, 1,009,391.18 and 273,685.59 is: 410,171.94
Step by Step Solution
- Step 1: Write the proportion equation
673,512.24 : 1,009,391.18 = 273,685.59 : x - Step 2: Convert to fraction form
673,512.24/1,009,391.18 = 273,685.59/x - Step 3: Cross multiply
673,512.24x = 1,009,391.18 × 273,685.59 - Step 4: Simplify right side
673,512.24x = 276,255,819,270.67 - Step 5: Solve for x
x = 276,255,819,270.67/673,512.24 - Step 6: Final answer
x = 410,171.94
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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.