Finding the Fourth Proportional to 857,754.69, 1,183,843.44 and 475,904.49
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Solution
The fourth proportional to 857,754.69, 1,183,843.44 and 475,904.49 is: 656,826.96
Step by Step Solution
- Step 1: Write the proportion equation
857,754.69 : 1,183,843.44 = 475,904.49 : x - Step 2: Convert to fraction form
857,754.69/1,183,843.44 = 475,904.49/x - Step 3: Cross multiply
857,754.69x = 1,183,843.44 × 475,904.49 - Step 4: Simplify right side
857,754.69x = 563,396,408,553.05 - Step 5: Solve for x
x = 563,396,408,553.05/857,754.69 - Step 6: Final answer
x = 656,826.96
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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.