Finding the Fourth Proportional to 852,585.96, 1,176,568.74 and 470,612.82
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Solution
The fourth proportional to 852,585.96, 1,176,568.74 and 470,612.82 is: 649,445.76
Step by Step Solution
- Step 1: Write the proportion equation
852,585.96 : 1,176,568.74 = 470,612.82 : x - Step 2: Convert to fraction form
852,585.96/1,176,568.74 = 470,612.82/x - Step 3: Cross multiply
852,585.96x = 1,176,568.74 × 470,612.82 - Step 4: Simplify right side
852,585.96x = 553,708,332,655.25 - Step 5: Solve for x
x = 553,708,332,655.25/852,585.96 - Step 6: Final answer
x = 649,445.76
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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.