Finding the Fourth Proportional to 334,486.87, 461,605.84 and 191,246.87
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Solution
The fourth proportional to 334,486.87, 461,605.84 and 191,246.87 is: 263,928.67
Step by Step Solution
- Step 1: Write the proportion equation
334,486.87 : 461,605.84 = 191,246.87 : x - Step 2: Convert to fraction form
334,486.87/461,605.84 = 191,246.87/x - Step 3: Cross multiply
334,486.87x = 461,605.84 × 191,246.87 - Step 4: Simplify right side
334,486.87x = 88,280,672,749.62 - Step 5: Solve for x
x = 88,280,672,749.62/334,486.87 - Step 6: Final answer
x = 263,928.67
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1.5x scale
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.