Finding the Fourth Proportional to 424,868.38, 585,201.46 and 326,563.63
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Solution
The fourth proportional to 424,868.38, 585,201.46 and 326,563.63 is: 449,799.33
Step by Step Solution
- Step 1: Write the proportion equation
424,868.38 : 585,201.46 = 326,563.63 : x - Step 2: Convert to fraction form
424,868.38/585,201.46 = 326,563.63/x - Step 3: Cross multiply
424,868.38x = 585,201.46 × 326,563.63 - Step 4: Simplify right side
424,868.38x = 191,105,513,058.90 - Step 5: Solve for x
x = 191,105,513,058.90/424,868.38 - Step 6: Final answer
x = 449,799.33
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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.