Finding the Fourth Proportional to 324,577.53, 486,828.63 and 87,938.06
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Solution
The fourth proportional to 324,577.53, 486,828.63 and 87,938.06 is: 131,896.88
Step by Step Solution
- Step 1: Write the proportion equation
324,577.53 : 486,828.63 = 87,938.06 : x - Step 2: Convert to fraction form
324,577.53/486,828.63 = 87,938.06/x - Step 3: Cross multiply
324,577.53x = 486,828.63 × 87,938.06 - Step 4: Simplify right side
324,577.53x = 42,810,762,840.51 - Step 5: Solve for x
x = 42,810,762,840.51/324,577.53 - Step 6: Final answer
x = 131,896.88
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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.