Finding the Fourth Proportional to 416,765.36, 624,464.58 and 176,687.43
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Solution
The fourth proportional to 416,765.36, 624,464.58 and 176,687.43 is: 264,741.40
Step by Step Solution
- Step 1: Write the proportion equation
416,765.36 : 624,464.58 = 176,687.43 : x - Step 2: Convert to fraction form
416,765.36/624,464.58 = 176,687.43/x - Step 3: Cross multiply
416,765.36x = 624,464.58 × 176,687.43 - Step 4: Simplify right side
416,765.36x = 110,335,041,766.23 - Step 5: Solve for x
x = 110,335,041,766.23/416,765.36 - Step 6: Final answer
x = 264,741.40
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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.