Finding the Fourth Proportional to 733,115.66, 1,100,267.63 and 378,231.17
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Solution
The fourth proportional to 733,115.66, 1,100,267.63 and 378,231.17 is: 567,653.28
Step by Step Solution
- Step 1: Write the proportion equation
733,115.66 : 1,100,267.63 = 378,231.17 : x - Step 2: Convert to fraction form
733,115.66/1,100,267.63 = 378,231.17/x - Step 3: Cross multiply
733,115.66x = 1,100,267.63 × 378,231.17 - Step 4: Simplify right side
733,115.66x = 416,155,512,159.13 - Step 5: Solve for x
x = 416,155,512,159.13/733,115.66 - Step 6: Final answer
x = 567,653.28
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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.