Finding the Fourth Proportional to 446,412.68, 669,644.04 and 142,833.32
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Solution
The fourth proportional to 446,412.68, 669,644.04 and 142,833.32 is: 214,257.99
Step by Step Solution
- Step 1: Write the proportion equation
446,412.68 : 669,644.04 = 142,833.32 : x - Step 2: Convert to fraction form
446,412.68/669,644.04 = 142,833.32/x - Step 3: Cross multiply
446,412.68x = 669,644.04 × 142,833.32 - Step 4: Simplify right side
446,412.68x = 95,647,481,451.41 - Step 5: Solve for x
x = 95,647,481,451.41/446,412.68 - Step 6: Final answer
x = 214,257.99
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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.