Finding the Fourth Proportional to 397,347.36, 595,327.68 and 331,212.48
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Solution
The fourth proportional to 397,347.36, 595,327.68 and 331,212.48 is: 496,240.76
Step by Step Solution
- Step 1: Write the proportion equation
397,347.36 : 595,327.68 = 331,212.48 : x - Step 2: Convert to fraction form
397,347.36/595,327.68 = 331,212.48/x - Step 3: Cross multiply
397,347.36x = 595,327.68 × 331,212.48 - Step 4: Simplify right side
397,347.36x = 197,179,957,305.45 - Step 5: Solve for x
x = 197,179,957,305.45/397,347.36 - Step 6: Final answer
x = 496,240.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.