Finding the Fourth Proportional to 871,625.54, 1,202,874.08 and 484,448.68
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Solution
The fourth proportional to 871,625.54, 1,202,874.08 and 484,448.68 is: 668,556.31
Step by Step Solution
- Step 1: Write the proportion equation
871,625.54 : 1,202,874.08 = 484,448.68 : x - Step 2: Convert to fraction form
871,625.54/1,202,874.08 = 484,448.68/x - Step 3: Cross multiply
871,625.54x = 1,202,874.08 × 484,448.68 - Step 4: Simplify right side
871,625.54x = 582,730,754,247.84 - Step 5: Solve for x
x = 582,730,754,247.84/871,625.54 - Step 6: Final answer
x = 668,556.31
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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.