Finding the Fourth Proportional to 852,900.84, 1,279,357.20 and 585,851.94
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Solution
The fourth proportional to 852,900.84, 1,279,357.20 and 585,851.94 is: 878,781.99
Step by Step Solution
- Step 1: Write the proportion equation
852,900.84 : 1,279,357.20 = 585,851.94 : x - Step 2: Convert to fraction form
852,900.84/1,279,357.20 = 585,851.94/x - Step 3: Cross multiply
852,900.84x = 1,279,357.20 × 585,851.94 - Step 4: Simplify right side
852,900.84x = 749,513,897,572.97 - Step 5: Solve for x
x = 749,513,897,572.97/852,900.84 - Step 6: Final answer
x = 878,781.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.