Finding the Fourth Proportional to 262,202.30, 392,319.30 and 173,628.80
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Solution
The fourth proportional to 262,202.30, 392,319.30 and 173,628.80 is: 259,791.50
Step by Step Solution
- Step 1: Write the proportion equation
262,202.30 : 392,319.30 = 173,628.80 : x - Step 2: Convert to fraction form
262,202.30/392,319.30 = 173,628.80/x - Step 3: Cross multiply
262,202.30x = 392,319.30 × 173,628.80 - Step 4: Simplify right side
262,202.30x = 68,117,929,275.84 - Step 5: Solve for x
x = 68,117,929,275.84/262,202.30 - Step 6: Final answer
x = 259,791.50
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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.