Finding the Fourth Proportional to 448,149.92, 672,423.47 and 234,867.09
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Solution
The fourth proportional to 448,149.92, 672,423.47 and 234,867.09 is: 352,404.72
Step by Step Solution
- Step 1: Write the proportion equation
448,149.92 : 672,423.47 = 234,867.09 : x - Step 2: Convert to fraction form
448,149.92/672,423.47 = 234,867.09/x - Step 3: Cross multiply
448,149.92x = 672,423.47 × 234,867.09 - Step 4: Simplify right side
448,149.92x = 157,930,147,195.73 - Step 5: Solve for x
x = 157,930,147,195.73/448,149.92 - Step 6: Final answer
x = 352,404.72
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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.