Finding the Fourth Proportional to 806,649.94, 1,113,170.85 and 444,079.97
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Solution
The fourth proportional to 806,649.94, 1,113,170.85 and 444,079.97 is: 612,827.02
Step by Step Solution
- Step 1: Write the proportion equation
806,649.94 : 1,113,170.85 = 444,079.97 : x - Step 2: Convert to fraction form
806,649.94/1,113,170.85 = 444,079.97/x - Step 3: Cross multiply
806,649.94x = 1,113,170.85 × 444,079.97 - Step 4: Simplify right side
806,649.94x = 494,336,876,281.41 - Step 5: Solve for x
x = 494,336,876,281.41/806,649.94 - Step 6: Final answer
x = 612,827.02
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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.