Finding the Fourth Proportional to 624,588.97, 861,938.71 and 366,470.30
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Solution
The fourth proportional to 624,588.97, 861,938.71 and 366,470.30 is: 505,732.50
Step by Step Solution
- Step 1: Write the proportion equation
624,588.97 : 861,938.71 = 366,470.30 : x - Step 2: Convert to fraction form
624,588.97/861,938.71 = 366,470.30/x - Step 3: Cross multiply
624,588.97x = 861,938.71 × 366,470.30 - Step 4: Simplify right side
624,588.97x = 315,874,937,480.48 - Step 5: Solve for x
x = 315,874,937,480.48/624,588.97 - Step 6: Final answer
x = 505,732.50
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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.