Finding the Fourth Proportional to 396,095.43, 546,604.68 and 226,325.91
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Solution
The fourth proportional to 396,095.43, 546,604.68 and 226,325.91 is: 312,325.75
Step by Step Solution
- Step 1: Write the proportion equation
396,095.43 : 546,604.68 = 226,325.91 : x - Step 2: Convert to fraction form
396,095.43/546,604.68 = 226,325.91/x - Step 3: Cross multiply
396,095.43x = 546,604.68 × 226,325.91 - Step 4: Simplify right side
396,095.43x = 123,710,801,611.26 - Step 5: Solve for x
x = 123,710,801,611.26/396,095.43 - Step 6: Final answer
x = 312,325.75
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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.