Finding the Fourth Proportional to 756,693.24, 1,135,043.96 and 224,218.88
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Solution
The fourth proportional to 756,693.24, 1,135,043.96 and 224,218.88 is: 336,329.53
Step by Step Solution
- Step 1: Write the proportion equation
756,693.24 : 1,135,043.96 = 224,218.88 : x - Step 2: Convert to fraction form
756,693.24/1,135,043.96 = 224,218.88/x - Step 3: Cross multiply
756,693.24x = 1,135,043.96 × 224,218.88 - Step 4: Simplify right side
756,693.24x = 254,498,285,461.97 - Step 5: Solve for x
x = 254,498,285,461.97/756,693.24 - Step 6: Final answer
x = 336,329.53
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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.