Finding the Fourth Proportional to 262,930.98, 362,863.74 and 149,753.70
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Solution
The fourth proportional to 262,930.98, 362,863.74 and 149,753.70 is: 206,670.92
Step by Step Solution
- Step 1: Write the proportion equation
262,930.98 : 362,863.74 = 149,753.70 : x - Step 2: Convert to fraction form
262,930.98/362,863.74 = 149,753.70/x - Step 3: Cross multiply
262,930.98x = 362,863.74 × 149,753.70 - Step 4: Simplify right side
262,930.98x = 54,340,187,660.84 - Step 5: Solve for x
x = 54,340,187,660.84/262,930.98 - Step 6: Final answer
x = 206,670.92
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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.