Finding the Fourth Proportional to 948,183.44, 1,422,276.52 and 387,217.92
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Solution
The fourth proportional to 948,183.44, 1,422,276.52 and 387,217.92 is: 580,827.44
Step by Step Solution
- Step 1: Write the proportion equation
948,183.44 : 1,422,276.52 = 387,217.92 : x - Step 2: Convert to fraction form
948,183.44/1,422,276.52 = 387,217.92/x - Step 3: Cross multiply
948,183.44x = 1,422,276.52 × 387,217.92 - Step 4: Simplify right side
948,183.44x = 550,730,955,739.24 - Step 5: Solve for x
x = 550,730,955,739.24/948,183.44 - Step 6: Final answer
x = 580,827.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.