Finding the Fourth Proportional to 374,570.97, 516,958.58 and 211,261.03
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Solution
The fourth proportional to 374,570.97, 516,958.58 and 211,261.03 is: 291,568.78
Step by Step Solution
- Step 1: Write the proportion equation
374,570.97 : 516,958.58 = 211,261.03 : x - Step 2: Convert to fraction form
374,570.97/516,958.58 = 211,261.03/x - Step 3: Cross multiply
374,570.97x = 516,958.58 × 211,261.03 - Step 4: Simplify right side
374,570.97x = 109,213,202,078.14 - Step 5: Solve for x
x = 109,213,202,078.14/374,570.97 - Step 6: Final answer
x = 291,568.78
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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.