Finding the Fourth Proportional to 998,435.24, 1,497,357.02 and 288,469.64
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Solution
The fourth proportional to 998,435.24, 1,497,357.02 and 288,469.64 is: 432,618.99
Step by Step Solution
- Step 1: Write the proportion equation
998,435.24 : 1,497,357.02 = 288,469.64 : x - Step 2: Convert to fraction form
998,435.24/1,497,357.02 = 288,469.64/x - Step 3: Cross multiply
998,435.24x = 1,497,357.02 × 288,469.64 - Step 4: Simplify right side
998,435.24x = 431,942,040,510.87 - Step 5: Solve for x
x = 431,942,040,510.87/998,435.24 - Step 6: Final answer
x = 432,618.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.