Finding the Fourth Proportional to 479,400.56, 718,914.04 and 179,717.68
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Solution
The fourth proportional to 479,400.56, 718,914.04 and 179,717.68 is: 269,506.49
Step by Step Solution
- Step 1: Write the proportion equation
479,400.56 : 718,914.04 = 179,717.68 : x - Step 2: Convert to fraction form
479,400.56/718,914.04 = 179,717.68/x - Step 3: Cross multiply
479,400.56x = 718,914.04 × 179,717.68 - Step 4: Simplify right side
479,400.56x = 129,201,563,388.23 - Step 5: Solve for x
x = 129,201,563,388.23/479,400.56 - Step 6: Final answer
x = 269,506.49
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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.