Finding the Fourth Proportional to 310,077.09, 465,117.45 and 110,405.19
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Solution
The fourth proportional to 310,077.09, 465,117.45 and 110,405.19 is: 165,608.43
Step by Step Solution
- Step 1: Write the proportion equation
310,077.09 : 465,117.45 = 110,405.19 : x - Step 2: Convert to fraction form
310,077.09/465,117.45 = 110,405.19/x - Step 3: Cross multiply
310,077.09x = 465,117.45 × 110,405.19 - Step 4: Simplify right side
310,077.09x = 51,351,380,439.57 - Step 5: Solve for x
x = 51,351,380,439.57/310,077.09 - Step 6: Final answer
x = 165,608.43
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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.