Finding the Fourth Proportional to 356,973.36, 492,620.36 and 193,629.44
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Solution
The fourth proportional to 356,973.36, 492,620.36 and 193,629.44 is: 267,207.06
Step by Step Solution
- Step 1: Write the proportion equation
356,973.36 : 492,620.36 = 193,629.44 : x - Step 2: Convert to fraction form
356,973.36/492,620.36 = 193,629.44/x - Step 3: Cross multiply
356,973.36x = 492,620.36 × 193,629.44 - Step 4: Simplify right side
356,973.36x = 95,385,801,008.15 - Step 5: Solve for x
x = 95,385,801,008.15/356,973.36 - Step 6: Final answer
x = 267,207.06
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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.