Finding the Fourth Proportional to 350,453.33, 525,679.93 and 84,213.84
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Solution
The fourth proportional to 350,453.33, 525,679.93 and 84,213.84 is: 126,320.75
Step by Step Solution
- Step 1: Write the proportion equation
350,453.33 : 525,679.93 = 84,213.84 : x - Step 2: Convert to fraction form
350,453.33/525,679.93 = 84,213.84/x - Step 3: Cross multiply
350,453.33x = 525,679.93 × 84,213.84 - Step 4: Simplify right side
350,453.33x = 44,269,526,383.87 - Step 5: Solve for x
x = 44,269,526,383.87/350,453.33 - Step 6: Final answer
x = 126,320.75
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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.