Finding the Fourth Proportional to 322,800.88, 445,447.50 and 177,603.88
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Solution
The fourth proportional to 322,800.88, 445,447.50 and 177,603.88 is: 245,083.61
Step by Step Solution
- Step 1: Write the proportion equation
322,800.88 : 445,447.50 = 177,603.88 : x - Step 2: Convert to fraction form
322,800.88/445,447.50 = 177,603.88/x - Step 3: Cross multiply
322,800.88x = 445,447.50 × 177,603.88 - Step 4: Simplify right side
322,800.88x = 79,113,204,336.30 - Step 5: Solve for x
x = 79,113,204,336.30/322,800.88 - Step 6: Final answer
x = 245,083.61
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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.