Finding the Fourth Proportional to 852,792.06, 1,176,854.79 and 470,819.58
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Solution
The fourth proportional to 852,792.06, 1,176,854.79 and 470,819.58 is: 649,731.99
Step by Step Solution
- Step 1: Write the proportion equation
852,792.06 : 1,176,854.79 = 470,819.58 : x - Step 2: Convert to fraction form
852,792.06/1,176,854.79 = 470,819.58/x - Step 3: Cross multiply
852,792.06x = 1,176,854.79 × 470,819.58 - Step 4: Simplify right side
852,792.06x = 554,086,277,948.79 - Step 5: Solve for x
x = 554,086,277,948.79/852,792.06 - Step 6: Final answer
x = 649,731.99
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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.