Finding the Fourth Proportional to 677,734.11, 1,015,940.21 and 322,652.79
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Solution
The fourth proportional to 677,734.11, 1,015,940.21 and 322,652.79 is: 483,664.52
Step by Step Solution
- Step 1: Write the proportion equation
677,734.11 : 1,015,940.21 = 322,652.79 : x - Step 2: Convert to fraction form
677,734.11/1,015,940.21 = 322,652.79/x - Step 3: Cross multiply
677,734.11x = 1,015,940.21 × 322,652.79 - Step 4: Simplify right side
677,734.11x = 327,795,941,616.42 - Step 5: Solve for x
x = 327,795,941,616.42/677,734.11 - Step 6: Final answer
x = 483,664.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.