Finding the Fourth Proportional to 451,852.04, 677,782.92 and 136,311.68
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Solution
The fourth proportional to 451,852.04, 677,782.92 and 136,311.68 is: 204,468.99
Step by Step Solution
- Step 1: Write the proportion equation
451,852.04 : 677,782.92 = 136,311.68 : x - Step 2: Convert to fraction form
451,852.04/677,782.92 = 136,311.68/x - Step 3: Cross multiply
451,852.04x = 677,782.92 × 136,311.68 - Step 4: Simplify right side
451,852.04x = 92,389,728,500.51 - Step 5: Solve for x
x = 92,389,728,500.51/451,852.04 - Step 6: Final answer
x = 204,468.99
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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.