Finding the Fourth Proportional to 336,249.36, 504,447.84 and 99,610.56
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Solution
The fourth proportional to 336,249.36, 504,447.84 and 99,610.56 is: 149,437.70
Step by Step Solution
- Step 1: Write the proportion equation
336,249.36 : 504,447.84 = 99,610.56 : x - Step 2: Convert to fraction form
336,249.36/504,447.84 = 99,610.56/x - Step 3: Cross multiply
336,249.36x = 504,447.84 × 99,610.56 - Step 4: Simplify right side
336,249.36x = 50,248,331,833.19 - Step 5: Solve for x
x = 50,248,331,833.19/336,249.36 - Step 6: Final answer
x = 149,437.70
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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.