Finding the Fourth Proportional to 852,699.42, 1,176,717.98 and 470,718
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Solution
The fourth proportional to 852,699.42, 1,176,717.98 and 470,718 is: 649,586.86
Step by Step Solution
- Step 1: Write the proportion equation
852,699.42 : 1,176,717.98 = 470,718 : x - Step 2: Convert to fraction form
852,699.42/1,176,717.98 = 470,718/x - Step 3: Cross multiply
852,699.42x = 1,176,717.98 × 470,718 - Step 4: Simplify right side
852,699.42x = 553,902,335,286.44 - Step 5: Solve for x
x = 553,902,335,286.44/852,699.42 - Step 6: Final answer
x = 649,586.86
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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.