Finding the Fourth Proportional to 558,213.26, 770,335.11 and 303,564.38
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Solution
The fourth proportional to 558,213.26, 770,335.11 and 303,564.38 is: 418,919.28
Step by Step Solution
- Step 1: Write the proportion equation
558,213.26 : 770,335.11 = 303,564.38 : x - Step 2: Convert to fraction form
558,213.26/770,335.11 = 303,564.38/x - Step 3: Cross multiply
558,213.26x = 770,335.11 × 303,564.38 - Step 4: Simplify right side
558,213.26x = 233,846,296,207.71 - Step 5: Solve for x
x = 233,846,296,207.71/558,213.26 - Step 6: Final answer
x = 418,919.28
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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.