Finding the Fourth Proportional to 451,427.46, 677,362.84 and 181,544.70
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Solution
The fourth proportional to 451,427.46, 677,362.84 and 181,544.70 is: 272,406.19
Step by Step Solution
- Step 1: Write the proportion equation
451,427.46 : 677,362.84 = 181,544.70 : x - Step 2: Convert to fraction form
451,427.46/677,362.84 = 181,544.70/x - Step 3: Cross multiply
451,427.46x = 677,362.84 × 181,544.70 - Step 4: Simplify right side
451,427.46x = 122,971,633,578.95 - Step 5: Solve for x
x = 122,971,633,578.95/451,427.46 - Step 6: Final answer
x = 272,406.19
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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.