Finding the Fourth Proportional to 578,246.64, 867,450.60 and 262,782.96
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Solution
The fourth proportional to 578,246.64, 867,450.60 and 262,782.96 is: 394,211.09
Step by Step Solution
- Step 1: Write the proportion equation
578,246.64 : 867,450.60 = 262,782.96 : x - Step 2: Convert to fraction form
578,246.64/867,450.60 = 262,782.96/x - Step 3: Cross multiply
578,246.64x = 867,450.60 × 262,782.96 - Step 4: Simplify right side
578,246.64x = 227,951,236,321.78 - Step 5: Solve for x
x = 227,951,236,321.78/578,246.64 - Step 6: Final answer
x = 394,211.09
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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.