Finding the Fourth Proportional to 889,327.11, 1,334,027.57 and 258,240.92
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Solution
The fourth proportional to 889,327.11, 1,334,027.57 and 258,240.92 is: 387,372.09
Step by Step Solution
- Step 1: Write the proportion equation
889,327.11 : 1,334,027.57 = 258,240.92 : x - Step 2: Convert to fraction form
889,327.11/1,334,027.57 = 258,240.92/x - Step 3: Cross multiply
889,327.11x = 1,334,027.57 × 258,240.92 - Step 4: Simplify right side
889,327.11x = 344,500,504,023.43 - Step 5: Solve for x
x = 344,500,504,023.43/889,327.11 - Step 6: Final answer
x = 387,372.09
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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.