Finding the Fourth Proportional to 1,040,335.02, 1,560,556.50 and 330,418.62
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Solution
The fourth proportional to 1,040,335.02, 1,560,556.50 and 330,418.62 is: 495,645.07
Step by Step Solution
- Step 1: Write the proportion equation
1,040,335.02 : 1,560,556.50 = 330,418.62 : x - Step 2: Convert to fraction form
1,040,335.02/1,560,556.50 = 330,418.62/x - Step 3: Cross multiply
1,040,335.02x = 1,560,556.50 × 330,418.62 - Step 4: Simplify right side
1,040,335.02x = 515,636,925,162.03 - Step 5: Solve for x
x = 515,636,925,162.03/1,040,335.02 - Step 6: Final answer
x = 495,645.07
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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.