Finding the Fourth Proportional to 904,027.47, 1,247,553.97 and 496,135.91
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Solution
The fourth proportional to 904,027.47, 1,247,553.97 and 496,135.91 is: 684,665.39
Step by Step Solution
- Step 1: Write the proportion equation
904,027.47 : 1,247,553.97 = 496,135.91 : x - Step 2: Convert to fraction form
904,027.47/1,247,553.97 = 496,135.91/x - Step 3: Cross multiply
904,027.47x = 1,247,553.97 × 496,135.91 - Step 4: Simplify right side
904,027.47x = 618,956,324,180.06 - Step 5: Solve for x
x = 618,956,324,180.06/904,027.47 - Step 6: Final answer
x = 684,665.39
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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.