Finding the Fourth Proportional to 756,628.56, 1,135,108.89 and 224,191.26
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Solution
The fourth proportional to 756,628.56, 1,135,108.89 and 224,191.26 is: 336,336.09
Step by Step Solution
- Step 1: Write the proportion equation
756,628.56 : 1,135,108.89 = 224,191.26 : x - Step 2: Convert to fraction form
756,628.56/1,135,108.89 = 224,191.26/x - Step 3: Cross multiply
756,628.56x = 1,135,108.89 × 224,191.26 - Step 4: Simplify right side
756,628.56x = 254,481,492,286.30 - Step 5: Solve for x
x = 254,481,492,286.30/756,628.56 - Step 6: Final answer
x = 336,336.09
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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.