Finding the Fourth Proportional to 447,902.13, 618,104.94 and 246,698.13
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Solution
The fourth proportional to 447,902.13, 618,104.94 and 246,698.13 is: 340,443.42
Step by Step Solution
- Step 1: Write the proportion equation
447,902.13 : 618,104.94 = 246,698.13 : x - Step 2: Convert to fraction form
447,902.13/618,104.94 = 246,698.13/x - Step 3: Cross multiply
447,902.13x = 618,104.94 × 246,698.13 - Step 4: Simplify right side
447,902.13x = 152,485,332,841.76 - Step 5: Solve for x
x = 152,485,332,841.76/447,902.13 - Step 6: Final answer
x = 340,443.42
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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.