Finding the Fourth Proportional to 852,331.24, 1,176,223.99 and 465,149.72
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Solution
The fourth proportional to 852,331.24, 1,176,223.99 and 465,149.72 is: 641,910.37
Step by Step Solution
- Step 1: Write the proportion equation
852,331.24 : 1,176,223.99 = 465,149.72 : x - Step 2: Convert to fraction form
852,331.24/1,176,223.99 = 465,149.72/x - Step 3: Cross multiply
852,331.24x = 1,176,223.99 × 465,149.72 - Step 4: Simplify right side
852,331.24x = 547,120,259,605.78 - Step 5: Solve for x
x = 547,120,259,605.78/852,331.24 - Step 6: Final answer
x = 641,910.37
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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.