Finding the Fourth Proportional to 674,678.26, 1,011,673.50 and 225,237.58
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Solution
The fourth proportional to 674,678.26, 1,011,673.50 and 225,237.58 is: 337,741.56
Step by Step Solution
- Step 1: Write the proportion equation
674,678.26 : 1,011,673.50 = 225,237.58 : x - Step 2: Convert to fraction form
674,678.26/1,011,673.50 = 225,237.58/x - Step 3: Cross multiply
674,678.26x = 1,011,673.50 × 225,237.58 - Step 4: Simplify right side
674,678.26x = 227,866,890,890.13 - Step 5: Solve for x
x = 227,866,890,890.13/674,678.26 - Step 6: Final answer
x = 337,741.56
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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.