Finding the Fourth Proportional to 998,103.47, 1,497,584.09 and 324,391.23
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Solution
The fourth proportional to 998,103.47, 1,497,584.09 and 324,391.23 is: 486,726.24
Step by Step Solution
- Step 1: Write the proportion equation
998,103.47 : 1,497,584.09 = 324,391.23 : x - Step 2: Convert to fraction form
998,103.47/1,497,584.09 = 324,391.23/x - Step 3: Cross multiply
998,103.47x = 1,497,584.09 × 324,391.23 - Step 4: Simplify right side
998,103.47x = 485,803,145,794.51 - Step 5: Solve for x
x = 485,803,145,794.51/998,103.47 - Step 6: Final answer
x = 486,726.24
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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.