Finding the Fourth Proportional to 748,334.58, 1,122,944.74 and 275,352.09
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Solution
The fourth proportional to 748,334.58, 1,122,944.74 and 275,352.09 is: 413,191.09
Step by Step Solution
- Step 1: Write the proportion equation
748,334.58 : 1,122,944.74 = 275,352.09 : x - Step 2: Convert to fraction form
748,334.58/1,122,944.74 = 275,352.09/x - Step 3: Cross multiply
748,334.58x = 1,122,944.74 × 275,352.09 - Step 4: Simplify right side
748,334.58x = 309,205,180,425.13 - Step 5: Solve for x
x = 309,205,180,425.13/748,334.58 - Step 6: Final answer
x = 413,191.09
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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.