Finding the Fourth Proportional to 498,600.36, 688,059.82 and 283,735.96
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Solution
The fourth proportional to 498,600.36, 688,059.82 and 283,735.96 is: 391,550.69
Step by Step Solution
- Step 1: Write the proportion equation
498,600.36 : 688,059.82 = 283,735.96 : x - Step 2: Convert to fraction form
498,600.36/688,059.82 = 283,735.96/x - Step 3: Cross multiply
498,600.36x = 688,059.82 × 283,735.96 - Step 4: Simplify right side
498,600.36x = 195,227,313,565.13 - Step 5: Solve for x
x = 195,227,313,565.13/498,600.36 - Step 6: Final answer
x = 391,550.69
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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.