Finding the Fourth Proportional to 1,195,777.10, 1,793,660.78 and 297,201.98
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Solution
The fourth proportional to 1,195,777.10, 1,793,660.78 and 297,201.98 is: 445,801.76
Step by Step Solution
- Step 1: Write the proportion equation
1,195,777.10 : 1,793,660.78 = 297,201.98 : x - Step 2: Convert to fraction form
1,195,777.10/1,793,660.78 = 297,201.98/x - Step 3: Cross multiply
1,195,777.10x = 1,793,660.78 × 297,201.98 - Step 4: Simplify right side
1,195,777.10x = 533,079,540,491.50 - Step 5: Solve for x
x = 533,079,540,491.50/1,195,777.10 - Step 6: Final answer
x = 445,801.76
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1.5x scale
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.