Finding the Fourth Proportional to 799,120.27, 1,102,772.07 and 436,534.81
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Solution
The fourth proportional to 799,120.27, 1,102,772.07 and 436,534.81 is: 602,410.44
Step by Step Solution
- Step 1: Write the proportion equation
799,120.27 : 1,102,772.07 = 436,534.81 : x - Step 2: Convert to fraction form
799,120.27/1,102,772.07 = 436,534.81/x - Step 3: Cross multiply
799,120.27x = 1,102,772.07 × 436,534.81 - Step 4: Simplify right side
799,120.27x = 481,398,396,050.76 - Step 5: Solve for x
x = 481,398,396,050.76/799,120.27 - Step 6: Final answer
x = 602,410.44
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.