Finding the Fourth Proportional to 292,232.70, 438,003.45 and 151,919.10
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Solution
The fourth proportional to 292,232.70, 438,003.45 and 151,919.10 is: 227,698.99
Step by Step Solution
- Step 1: Write the proportion equation
292,232.70 : 438,003.45 = 151,919.10 : x - Step 2: Convert to fraction form
292,232.70/438,003.45 = 151,919.10/x - Step 3: Cross multiply
292,232.70x = 438,003.45 × 151,919.10 - Step 4: Simplify right side
292,232.70x = 66,541,089,920.90 - Step 5: Solve for x
x = 66,541,089,920.90/292,232.70 - Step 6: Final answer
x = 227,698.99
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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.