Finding the Fourth Proportional to 444,609.99, 667,021.08 and 145,091.13
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Solution
The fourth proportional to 444,609.99, 667,021.08 and 145,091.13 is: 217,671.32
Step by Step Solution
- Step 1: Write the proportion equation
444,609.99 : 667,021.08 = 145,091.13 : x - Step 2: Convert to fraction form
444,609.99/667,021.08 = 145,091.13/x - Step 3: Cross multiply
444,609.99x = 667,021.08 × 145,091.13 - Step 4: Simplify right side
444,609.99x = 96,778,842,231.02 - Step 5: Solve for x
x = 96,778,842,231.02/444,609.99 - Step 6: Final answer
x = 217,671.32
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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.