Finding the Fourth Proportional to 261,373.70, 360,640.69 and 170,862.26
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Solution
The fourth proportional to 261,373.70, 360,640.69 and 170,862.26 is: 235,753.95
Step by Step Solution
- Step 1: Write the proportion equation
261,373.70 : 360,640.69 = 170,862.26 : x - Step 2: Convert to fraction form
261,373.70/360,640.69 = 170,862.26/x - Step 3: Cross multiply
261,373.70x = 360,640.69 × 170,862.26 - Step 4: Simplify right side
261,373.70x = 61,619,883,341.36 - Step 5: Solve for x
x = 61,619,883,341.36/261,373.70 - Step 6: Final answer
x = 235,753.95
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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.