Finding the Fourth Proportional to 591,391.80, 887,214.06 and 217,414.80
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Solution
The fourth proportional to 591,391.80, 887,214.06 and 217,414.80 is: 326,168.65
Step by Step Solution
- Step 1: Write the proportion equation
591,391.80 : 887,214.06 = 217,414.80 : x - Step 2: Convert to fraction form
591,391.80/887,214.06 = 217,414.80/x - Step 3: Cross multiply
591,391.80x = 887,214.06 × 217,414.80 - Step 4: Simplify right side
591,391.80x = 192,893,467,412.09 - Step 5: Solve for x
x = 192,893,467,412.09/591,391.80 - Step 6: Final answer
x = 326,168.65
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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.