Finding the Fourth Proportional to 444,642.11, 666,372.67 and 255,193.23
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Solution
The fourth proportional to 444,642.11, 666,372.67 and 255,193.23 is: 382,450.95
Step by Step Solution
- Step 1: Write the proportion equation
444,642.11 : 666,372.67 = 255,193.23 : x - Step 2: Convert to fraction form
444,642.11/666,372.67 = 255,193.23/x - Step 3: Cross multiply
444,642.11x = 666,372.67 × 255,193.23 - Step 4: Simplify right side
444,642.11x = 170,053,797,337.40 - Step 5: Solve for x
x = 170,053,797,337.40/444,642.11 - Step 6: Final answer
x = 382,450.95
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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.