Finding the Fourth Proportional to 871,626.04, 1,202,874.77 and 484,449.18
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Solution
The fourth proportional to 871,626.04, 1,202,874.77 and 484,449.18 is: 668,557.01
Step by Step Solution
- Step 1: Write the proportion equation
871,626.04 : 1,202,874.77 = 484,449.18 : x - Step 2: Convert to fraction form
871,626.04/1,202,874.77 = 484,449.18/x - Step 3: Cross multiply
871,626.04x = 1,202,874.77 × 484,449.18 - Step 4: Simplify right side
871,626.04x = 582,731,695,969.19 - Step 5: Solve for x
x = 582,731,695,969.19/871,626.04 - Step 6: Final answer
x = 668,557.01
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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.