Finding the Fourth Proportional to 847,390.26, 1,271,068.92 and 341,937.84
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Solution
The fourth proportional to 847,390.26, 1,271,068.92 and 341,937.84 is: 512,900.11
Step by Step Solution
- Step 1: Write the proportion equation
847,390.26 : 1,271,068.92 = 341,937.84 : x - Step 2: Convert to fraction form
847,390.26/1,271,068.92 = 341,937.84/x - Step 3: Cross multiply
847,390.26x = 1,271,068.92 × 341,937.84 - Step 4: Simplify right side
847,390.26x = 434,626,560,995.93 - Step 5: Solve for x
x = 434,626,560,995.93/847,390.26 - Step 6: Final answer
x = 512,900.11
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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.