Finding the Fourth Proportional to 871,625.04, 1,202,873.39 and 484,448.18
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Solution
The fourth proportional to 871,625.04, 1,202,873.39 and 484,448.18 is: 668,555.62
Step by Step Solution
- Step 1: Write the proportion equation
871,625.04 : 1,202,873.39 = 484,448.18 : x - Step 2: Convert to fraction form
871,625.04/1,202,873.39 = 484,448.18/x - Step 3: Cross multiply
871,625.04x = 1,202,873.39 × 484,448.18 - Step 4: Simplify right side
871,625.04x = 582,729,817,936.00 - Step 5: Solve for x
x = 582,729,817,936.00/871,625.04 - Step 6: Final answer
x = 668,555.62
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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.