Finding the Fourth Proportional to 852,287.91, 1,176,358.60 and 489,921.97
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Solution
The fourth proportional to 852,287.91, 1,176,358.60 and 489,921.97 is: 676,208.02
Step by Step Solution
- Step 1: Write the proportion equation
852,287.91 : 1,176,358.60 = 489,921.97 : x - Step 2: Convert to fraction form
852,287.91/1,176,358.60 = 489,921.97/x - Step 3: Cross multiply
852,287.91x = 1,176,358.60 × 489,921.97 - Step 4: Simplify right side
852,287.91x = 576,323,916,856.65 - Step 5: Solve for x
x = 576,323,916,856.65/852,287.91 - Step 6: Final answer
x = 676,208.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.