Finding the Fourth Proportional to 364,247.22, 546,059.19 and 139,768.75
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Solution
The fourth proportional to 364,247.22, 546,059.19 and 139,768.75 is: 209,533.54
Step by Step Solution
- Step 1: Write the proportion equation
364,247.22 : 546,059.19 = 139,768.75 : x - Step 2: Convert to fraction form
364,247.22/546,059.19 = 139,768.75/x - Step 3: Cross multiply
364,247.22x = 546,059.19 × 139,768.75 - Step 4: Simplify right side
364,247.22x = 76,322,010,412.31 - Step 5: Solve for x
x = 76,322,010,412.31/364,247.22 - Step 6: Final answer
x = 209,533.54
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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.