Finding the Fourth Proportional to 866,789.34, 1,300,246.53 and 267,672.99
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Solution
The fourth proportional to 866,789.34, 1,300,246.53 and 267,672.99 is: 401,528.79
Step by Step Solution
- Step 1: Write the proportion equation
866,789.34 : 1,300,246.53 = 267,672.99 : x - Step 2: Convert to fraction form
866,789.34/1,300,246.53 = 267,672.99/x - Step 3: Cross multiply
866,789.34x = 1,300,246.53 × 267,672.99 - Step 4: Simplify right side
866,789.34x = 348,040,876,422.23 - Step 5: Solve for x
x = 348,040,876,422.23/866,789.34 - Step 6: Final answer
x = 401,528.79
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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.