Finding the Fourth Proportional to 871,350.97, 1,202,472.80 and 503,800.51
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Solution
The fourth proportional to 871,350.97, 1,202,472.80 and 503,800.51 is: 695,249.60
Step by Step Solution
- Step 1: Write the proportion equation
871,350.97 : 1,202,472.80 = 503,800.51 : x - Step 2: Convert to fraction form
871,350.97/1,202,472.80 = 503,800.51/x - Step 3: Cross multiply
871,350.97x = 1,202,472.80 × 503,800.51 - Step 4: Simplify right side
871,350.97x = 605,806,409,901.13 - Step 5: Solve for x
x = 605,806,409,901.13/871,350.97 - Step 6: Final answer
x = 695,249.60
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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.