Finding the Fourth Proportional to 581,584.07, 872,515.53 and 281,714.18
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Solution
The fourth proportional to 581,584.07, 872,515.53 and 281,714.18 is: 422,638.80
Step by Step Solution
- Step 1: Write the proportion equation
581,584.07 : 872,515.53 = 281,714.18 : x - Step 2: Convert to fraction form
581,584.07/872,515.53 = 281,714.18/x - Step 3: Cross multiply
581,584.07x = 872,515.53 × 281,714.18 - Step 4: Simplify right side
581,584.07x = 245,799,992,708.64 - Step 5: Solve for x
x = 245,799,992,708.64/581,584.07 - Step 6: Final answer
x = 422,638.80
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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.