Finding the Fourth Proportional to 844,564.26, 1,266,846.40 and 213,478.08
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Solution
The fourth proportional to 844,564.26, 1,266,846.40 and 213,478.08 is: 320,217.12
Step by Step Solution
- Step 1: Write the proportion equation
844,564.26 : 1,266,846.40 = 213,478.08 : x - Step 2: Convert to fraction form
844,564.26/1,266,846.40 = 213,478.08/x - Step 3: Cross multiply
844,564.26x = 1,266,846.40 × 213,478.08 - Step 4: Simplify right side
844,564.26x = 270,443,937,126.91 - Step 5: Solve for x
x = 270,443,937,126.91/844,564.26 - Step 6: Final answer
x = 320,217.12
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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.