Finding the Fourth Proportional to 847,489.92, 1,271,770.56 and 473,758.08
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Solution
The fourth proportional to 847,489.92, 1,271,770.56 and 473,758.08 is: 710,936.57
Step by Step Solution
- Step 1: Write the proportion equation
847,489.92 : 1,271,770.56 = 473,758.08 : x - Step 2: Convert to fraction form
847,489.92/1,271,770.56 = 473,758.08/x - Step 3: Cross multiply
847,489.92x = 1,271,770.56 × 473,758.08 - Step 4: Simplify right side
847,489.92x = 602,511,578,706.13 - Step 5: Solve for x
x = 602,511,578,706.13/847,489.92 - Step 6: Final answer
x = 710,936.57
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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.