Finding the Fourth Proportional to 852,292.70, 1,277,553.45 and 346,636.70
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Solution
The fourth proportional to 852,292.70, 1,277,553.45 and 346,636.70 is: 519,594.87
Step by Step Solution
- Step 1: Write the proportion equation
852,292.70 : 1,277,553.45 = 346,636.70 : x - Step 2: Convert to fraction form
852,292.70/1,277,553.45 = 346,636.70/x - Step 3: Cross multiply
852,292.70x = 1,277,553.45 × 346,636.70 - Step 4: Simplify right side
852,292.70x = 442,846,911,981.62 - Step 5: Solve for x
x = 442,846,911,981.62/852,292.70 - Step 6: Final answer
x = 519,594.87
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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.