Finding the Fourth Proportional to 354,884.31, 531,883.50 and 177,442.08
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Solution
The fourth proportional to 354,884.31, 531,883.50 and 177,442.08 is: 265,941.64
Step by Step Solution
- Step 1: Write the proportion equation
354,884.31 : 531,883.50 = 177,442.08 : x - Step 2: Convert to fraction form
354,884.31/531,883.50 = 177,442.08/x - Step 3: Cross multiply
354,884.31x = 531,883.50 × 177,442.08 - Step 4: Simplify right side
354,884.31x = 94,378,514,557.68 - Step 5: Solve for x
x = 94,378,514,557.68/354,884.31 - Step 6: Final answer
x = 265,941.64
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1.5x scale
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.