Finding the Fourth Proportional to 447,891.19, 618,089.84 and 246,687.19
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Solution
The fourth proportional to 447,891.19, 618,089.84 and 246,687.19 is: 340,428.32
Step by Step Solution
- Step 1: Write the proportion equation
447,891.19 : 618,089.84 = 246,687.19 : x - Step 2: Convert to fraction form
447,891.19/618,089.84 = 246,687.19/x - Step 3: Cross multiply
447,891.19x = 618,089.84 × 246,687.19 - Step 4: Simplify right side
447,891.19x = 152,474,843,943.57 - Step 5: Solve for x
x = 152,474,843,943.57/447,891.19 - Step 6: Final answer
x = 340,428.32
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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.