Finding the Fourth Proportional to 262,209.30, 392,329.80 and 173,635.80
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Solution
The fourth proportional to 262,209.30, 392,329.80 and 173,635.80 is: 259,801.99
Step by Step Solution
- Step 1: Write the proportion equation
262,209.30 : 392,329.80 = 173,635.80 : x - Step 2: Convert to fraction form
262,209.30/392,329.80 = 173,635.80/x - Step 3: Cross multiply
262,209.30x = 392,329.80 × 173,635.80 - Step 4: Simplify right side
262,209.30x = 68,122,498,686.84 - Step 5: Solve for x
x = 68,122,498,686.84/262,209.30 - Step 6: Final answer
x = 259,801.99
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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.