Finding the Fourth Proportional to 354,267.36, 531,708.48 and 185,906.88
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Solution
The fourth proportional to 354,267.36, 531,708.48 and 185,906.88 is: 279,021.65
Step by Step Solution
- Step 1: Write the proportion equation
354,267.36 : 531,708.48 = 185,906.88 : x - Step 2: Convert to fraction form
354,267.36/531,708.48 = 185,906.88/x - Step 3: Cross multiply
354,267.36x = 531,708.48 × 185,906.88 - Step 4: Simplify right side
354,267.36x = 98,848,264,586.34 - Step 5: Solve for x
x = 98,848,264,586.34/354,267.36 - Step 6: Final answer
x = 279,021.65
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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.