Finding the Fourth Proportional to 447,579.88, 617,660.23 and 246,375.88
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Solution
The fourth proportional to 447,579.88, 617,660.23 and 246,375.88 is: 339,998.71
Step by Step Solution
- Step 1: Write the proportion equation
447,579.88 : 617,660.23 = 246,375.88 : x - Step 2: Convert to fraction form
447,579.88/617,660.23 = 246,375.88/x - Step 3: Cross multiply
447,579.88x = 617,660.23 × 246,375.88 - Step 4: Simplify right side
447,579.88x = 152,176,582,707.25 - Step 5: Solve for x
x = 152,176,582,707.25/447,579.88 - Step 6: Final answer
x = 339,998.71
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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.