Finding the Fourth Proportional to 307,164.67, 460,954.60 and 107,486.78
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Solution
The fourth proportional to 307,164.67, 460,954.60 and 107,486.78 is: 161,302.82
Step by Step Solution
- Step 1: Write the proportion equation
307,164.67 : 460,954.60 = 107,486.78 : x - Step 2: Convert to fraction form
307,164.67/460,954.60 = 107,486.78/x - Step 3: Cross multiply
307,164.67x = 460,954.60 × 107,486.78 - Step 4: Simplify right side
307,164.67x = 49,546,527,644.22 - Step 5: Solve for x
x = 49,546,527,644.22/307,164.67 - Step 6: Final answer
x = 161,302.82
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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.