Finding the Fourth Proportional to 901,563.12, 1,244,102.07 and 493,669.80
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Solution
The fourth proportional to 901,563.12, 1,244,102.07 and 493,669.80 is: 681,234.19
Step by Step Solution
- Step 1: Write the proportion equation
901,563.12 : 1,244,102.07 = 493,669.80 : x - Step 2: Convert to fraction form
901,563.12/1,244,102.07 = 493,669.80/x - Step 3: Cross multiply
901,563.12x = 1,244,102.07 × 493,669.80 - Step 4: Simplify right side
901,563.12x = 614,175,620,076.49 - Step 5: Solve for x
x = 614,175,620,076.49/901,563.12 - Step 6: Final answer
x = 681,234.19
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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.