Finding the Fourth Proportional to 453,739.83, 680,628.51 and 133,891.70
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Solution
The fourth proportional to 453,739.83, 680,628.51 and 133,891.70 is: 200,843.08
Step by Step Solution
- Step 1: Write the proportion equation
453,739.83 : 680,628.51 = 133,891.70 : x - Step 2: Convert to fraction form
453,739.83/680,628.51 = 133,891.70/x - Step 3: Cross multiply
453,739.83x = 680,628.51 × 133,891.70 - Step 4: Simplify right side
453,739.83x = 91,130,504,869.22 - Step 5: Solve for x
x = 91,130,504,869.22/453,739.83 - Step 6: Final answer
x = 200,843.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.