Finding the Fourth Proportional to 852,853.84, 1,176,956.67 and 470,904.82
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Solution
The fourth proportional to 852,853.84, 1,176,956.67 and 470,904.82 is: 649,858.80
Step by Step Solution
- Step 1: Write the proportion equation
852,853.84 : 1,176,956.67 = 470,904.82 : x - Step 2: Convert to fraction form
852,853.84/1,176,956.67 = 470,904.82/x - Step 3: Cross multiply
852,853.84x = 1,176,956.67 × 470,904.82 - Step 4: Simplify right side
852,853.84x = 554,234,568,834.15 - Step 5: Solve for x
x = 554,234,568,834.15/852,853.84 - Step 6: Final answer
x = 649,858.80
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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.