Finding the Fourth Proportional to 871,850.99, 1,203,116.69 and 484,665.53
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Solution
The fourth proportional to 871,850.99, 1,203,116.69 and 484,665.53 is: 668,817.48
Step by Step Solution
- Step 1: Write the proportion equation
871,850.99 : 1,203,116.69 = 484,665.53 : x - Step 2: Convert to fraction form
871,850.99/1,203,116.69 = 484,665.53/x - Step 3: Cross multiply
871,850.99x = 1,203,116.69 × 484,665.53 - Step 4: Simplify right side
871,850.99x = 583,109,183,406.78 - Step 5: Solve for x
x = 583,109,183,406.78/871,850.99 - Step 6: Final answer
x = 668,817.48
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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.