Finding the Fourth Proportional to 447,357.13, 617,352.84 and 246,153.13
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Solution
The fourth proportional to 447,357.13, 617,352.84 and 246,153.13 is: 339,691.32
Step by Step Solution
- Step 1: Write the proportion equation
447,357.13 : 617,352.84 = 246,153.13 : x - Step 2: Convert to fraction form
447,357.13/617,352.84 = 246,153.13/x - Step 3: Cross multiply
447,357.13x = 617,352.84 × 246,153.13 - Step 4: Simplify right side
447,357.13x = 151,963,333,880.39 - Step 5: Solve for x
x = 151,963,333,880.39/447,357.13 - Step 6: Final answer
x = 339,691.32
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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.