Finding the Fourth Proportional to 245,425.30, 368,137.95 and 170,775.70
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Solution
The fourth proportional to 245,425.30, 368,137.95 and 170,775.70 is: 256,163.55
Step by Step Solution
- Step 1: Write the proportion equation
245,425.30 : 368,137.95 = 170,775.70 : x - Step 2: Convert to fraction form
245,425.30/368,137.95 = 170,775.70/x - Step 3: Cross multiply
245,425.30x = 368,137.95 × 170,775.70 - Step 4: Simplify right side
245,425.30x = 62,869,016,107.82 - Step 5: Solve for x
x = 62,869,016,107.82/245,425.30 - Step 6: Final answer
x = 256,163.55
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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.