Finding the Fourth Proportional to 450,694.92, 621,959.18 and 246,759.06
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Solution
The fourth proportional to 450,694.92, 621,959.18 and 246,759.06 is: 340,527.60
Step by Step Solution
- Step 1: Write the proportion equation
450,694.92 : 621,959.18 = 246,759.06 : x - Step 2: Convert to fraction form
450,694.92/621,959.18 = 246,759.06/x - Step 3: Cross multiply
450,694.92x = 621,959.18 × 246,759.06 - Step 4: Simplify right side
450,694.92x = 153,474,061,381.38 - Step 5: Solve for x
x = 153,474,061,381.38/450,694.92 - Step 6: Final answer
x = 340,527.60
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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.