Finding the Fourth Proportional to 346,203.75, 477,762.62 and 187,227.75
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Solution
The fourth proportional to 346,203.75, 477,762.62 and 187,227.75 is: 258,375.07
Step by Step Solution
- Step 1: Write the proportion equation
346,203.75 : 477,762.62 = 187,227.75 : x - Step 2: Convert to fraction form
346,203.75/477,762.62 = 187,227.75/x - Step 3: Cross multiply
346,203.75x = 477,762.62 × 187,227.75 - Step 4: Simplify right side
346,203.75x = 89,450,419,440.57 - Step 5: Solve for x
x = 89,450,419,440.57/346,203.75 - Step 6: Final answer
x = 258,375.07
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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.