Finding the Fourth Proportional to 579,005.70, 799,027.26 and 324,358.68
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Solution
The fourth proportional to 579,005.70, 799,027.26 and 324,358.68 is: 447,614.64
Step by Step Solution
- Step 1: Write the proportion equation
579,005.70 : 799,027.26 = 324,358.68 : x - Step 2: Convert to fraction form
579,005.70/799,027.26 = 324,358.68/x - Step 3: Cross multiply
579,005.70x = 799,027.26 × 324,358.68 - Step 4: Simplify right side
579,005.70x = 259,171,427,337.62 - Step 5: Solve for x
x = 259,171,427,337.62/579,005.70 - Step 6: Final answer
x = 447,614.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.