Finding the Fourth Proportional to 1,204,455.30, 1,806,682.95 and 494,117.70
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Solution
The fourth proportional to 1,204,455.30, 1,806,682.95 and 494,117.70 is: 741,176.55
Step by Step Solution
- Step 1: Write the proportion equation
1,204,455.30 : 1,806,682.95 = 494,117.70 : x - Step 2: Convert to fraction form
1,204,455.30/1,806,682.95 = 494,117.70/x - Step 3: Cross multiply
1,204,455.30x = 1,806,682.95 × 494,117.70 - Step 4: Simplify right side
1,204,455.30x = 892,714,023,883.22 - Step 5: Solve for x
x = 892,714,023,883.22/1,204,455.30 - Step 6: Final answer
x = 741,176.55
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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.