Finding the Fourth Proportional to 576,163.80, 864,245.70 and 366,730.20
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Solution
The fourth proportional to 576,163.80, 864,245.70 and 366,730.20 is: 550,095.30
Step by Step Solution
- Step 1: Write the proportion equation
576,163.80 : 864,245.70 = 366,730.20 : x - Step 2: Convert to fraction form
576,163.80/864,245.70 = 366,730.20/x - Step 3: Cross multiply
576,163.80x = 864,245.70 × 366,730.20 - Step 4: Simplify right side
576,163.80x = 316,944,998,410.14 - Step 5: Solve for x
x = 316,944,998,410.14/576,163.80 - Step 6: Final answer
x = 550,095.30
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1.5x scale
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.