Finding the Fourth Proportional to 871,104.73, 1,202,083.64 and 483,945.13
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Solution
The fourth proportional to 871,104.73, 1,202,083.64 and 483,945.13 is: 667,821.57
Step by Step Solution
- Step 1: Write the proportion equation
871,104.73 : 1,202,083.64 = 483,945.13 : x - Step 2: Convert to fraction form
871,104.73/1,202,083.64 = 483,945.13/x - Step 3: Cross multiply
871,104.73x = 1,202,083.64 × 483,945.13 - Step 4: Simplify right side
871,104.73x = 581,742,524,328.35 - Step 5: Solve for x
x = 581,742,524,328.35/871,104.73 - Step 6: Final answer
x = 667,821.57
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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.