Finding the Fourth Proportional to 998,089.97, 1,497,563.84 and 324,377.73
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Solution
The fourth proportional to 998,089.97, 1,497,563.84 and 324,377.73 is: 486,705.99
Step by Step Solution
- Step 1: Write the proportion equation
998,089.97 : 1,497,563.84 = 324,377.73 : x - Step 2: Convert to fraction form
998,089.97/1,497,563.84 = 324,377.73/x - Step 3: Cross multiply
998,089.97x = 1,497,563.84 × 324,377.73 - Step 4: Simplify right side
998,089.97x = 485,776,359,760.23 - Step 5: Solve for x
x = 485,776,359,760.23/998,089.97 - Step 6: Final answer
x = 486,705.99
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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.