Finding the Fourth Proportional to 321,885.01, 483,002.48 and 135,027.73
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Solution
The fourth proportional to 321,885.01, 483,002.48 and 135,027.73 is: 202,614.99
Step by Step Solution
- Step 1: Write the proportion equation
321,885.01 : 483,002.48 = 135,027.73 : x - Step 2: Convert to fraction form
321,885.01/483,002.48 = 135,027.73/x - Step 3: Cross multiply
321,885.01x = 483,002.48 × 135,027.73 - Step 4: Simplify right side
321,885.01x = 65,218,728,458.77 - Step 5: Solve for x
x = 65,218,728,458.77/321,885.01 - Step 6: Final answer
x = 202,614.99
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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.