Finding the Fourth Proportional to 816,335.19, 1,126,634.04 and 453,793.50
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Solution
The fourth proportional to 816,335.19, 1,126,634.04 and 453,793.50 is: 626,285.88
Step by Step Solution
- Step 1: Write the proportion equation
816,335.19 : 1,126,634.04 = 453,793.50 : x - Step 2: Convert to fraction form
816,335.19/1,126,634.04 = 453,793.50/x - Step 3: Cross multiply
816,335.19x = 1,126,634.04 × 453,793.50 - Step 4: Simplify right side
816,335.19x = 511,259,204,230.74 - Step 5: Solve for x
x = 511,259,204,230.74/816,335.19 - Step 6: Final answer
x = 626,285.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.