Finding the Fourth Proportional to 460,023.97, 689,389.87 and 392,205.26
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Solution
The fourth proportional to 460,023.97, 689,389.87 and 392,205.26 is: 587,757.07
Step by Step Solution
- Step 1: Write the proportion equation
460,023.97 : 689,389.87 = 392,205.26 : x - Step 2: Convert to fraction form
460,023.97/689,389.87 = 392,205.26/x - Step 3: Cross multiply
460,023.97x = 689,389.87 × 392,205.26 - Step 4: Simplify right side
460,023.97x = 270,382,336,280.19 - Step 5: Solve for x
x = 270,382,336,280.19/460,023.97 - Step 6: Final answer
x = 587,757.07
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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.