Finding the Fourth Proportional to 351,591.06, 485,195.44 and 190,445.74
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Solution
The fourth proportional to 351,591.06, 485,195.44 and 190,445.74 is: 262,815.00
Step by Step Solution
- Step 1: Write the proportion equation
351,591.06 : 485,195.44 = 190,445.74 : x - Step 2: Convert to fraction form
351,591.06/485,195.44 = 190,445.74/x - Step 3: Cross multiply
351,591.06x = 485,195.44 × 190,445.74 - Step 4: Simplify right side
351,591.06x = 92,403,404,615.43 - Step 5: Solve for x
x = 92,403,404,615.43/351,591.06 - Step 6: Final answer
x = 262,815.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.