Finding the Fourth Proportional to 863,449.07, 1,295,176.84 and 264,407.90
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Solution
The fourth proportional to 863,449.07, 1,295,176.84 and 264,407.90 is: 396,612.83
Step by Step Solution
- Step 1: Write the proportion equation
863,449.07 : 1,295,176.84 = 264,407.90 : x - Step 2: Convert to fraction form
863,449.07/1,295,176.84 = 264,407.90/x - Step 3: Cross multiply
863,449.07x = 1,295,176.84 × 264,407.90 - Step 4: Simplify right side
863,449.07x = 342,454,981,256.13 - Step 5: Solve for x
x = 342,454,981,256.13/863,449.07 - Step 6: Final answer
x = 396,612.83
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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.