Finding the Fourth Proportional to 288,125.04, 397,640.19 and 160,812.48
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Solution
The fourth proportional to 288,125.04, 397,640.19 and 160,812.48 is: 221,936.65
Step by Step Solution
- Step 1: Write the proportion equation
288,125.04 : 397,640.19 = 160,812.48 : x - Step 2: Convert to fraction form
288,125.04/397,640.19 = 160,812.48/x - Step 3: Cross multiply
288,125.04x = 397,640.19 × 160,812.48 - Step 4: Simplify right side
288,125.04x = 63,945,505,101.57 - Step 5: Solve for x
x = 63,945,505,101.57/288,125.04 - Step 6: Final answer
x = 221,936.65
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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.