Finding the Fourth Proportional to 998,857.12, 1,498,507.68 and 466,087.54
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Solution
The fourth proportional to 998,857.12, 1,498,507.68 and 466,087.54 is: 699,234.90
Step by Step Solution
- Step 1: Write the proportion equation
998,857.12 : 1,498,507.68 = 466,087.54 : x - Step 2: Convert to fraction form
998,857.12/1,498,507.68 = 466,087.54/x - Step 3: Cross multiply
998,857.12x = 1,498,507.68 × 466,087.54 - Step 4: Simplify right side
998,857.12x = 698,435,758,242.31 - Step 5: Solve for x
x = 698,435,758,242.31/998,857.12 - Step 6: Final answer
x = 699,234.90
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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.