Finding the Fourth Proportional to 481,237.26, 721,449.84 and 303,352.08
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Solution
The fourth proportional to 481,237.26, 721,449.84 and 303,352.08 is: 454,772.16
Step by Step Solution
- Step 1: Write the proportion equation
481,237.26 : 721,449.84 = 303,352.08 : x - Step 2: Convert to fraction form
481,237.26/721,449.84 = 303,352.08/x - Step 3: Cross multiply
481,237.26x = 721,449.84 × 303,352.08 - Step 4: Simplify right side
481,237.26x = 218,853,309,579.67 - Step 5: Solve for x
x = 218,853,309,579.67/481,237.26 - Step 6: Final answer
x = 454,772.16
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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.