Finding the Fourth Proportional to 295,708.60, 442,979.70 and 177,027.40
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Solution
The fourth proportional to 295,708.60, 442,979.70 and 177,027.40 is: 265,191.96
Step by Step Solution
- Step 1: Write the proportion equation
295,708.60 : 442,979.70 = 177,027.40 : x - Step 2: Convert to fraction form
295,708.60/442,979.70 = 177,027.40/x - Step 3: Cross multiply
295,708.60x = 442,979.70 × 177,027.40 - Step 4: Simplify right side
295,708.60x = 78,419,544,543.78 - Step 5: Solve for x
x = 78,419,544,543.78/295,708.60 - Step 6: Final answer
x = 265,191.96
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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.