Finding the Fourth Proportional to 958,858.56, 1,438,287.84 and 327,777.84
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Solution
The fourth proportional to 958,858.56, 1,438,287.84 and 327,777.84 is: 491,666.76
Step by Step Solution
- Step 1: Write the proportion equation
958,858.56 : 1,438,287.84 = 327,777.84 : x - Step 2: Convert to fraction form
958,858.56/1,438,287.84 = 327,777.84/x - Step 3: Cross multiply
958,858.56x = 1,438,287.84 × 327,777.84 - Step 4: Simplify right side
958,858.56x = 471,438,881,493.47 - Step 5: Solve for x
x = 471,438,881,493.47/958,858.56 - Step 6: Final answer
x = 491,666.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.