Finding the Fourth Proportional to 606,790.26, 837,370.90 and 338,518.26
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Solution
The fourth proportional to 606,790.26, 837,370.90 and 338,518.26 is: 467,155.39
Step by Step Solution
- Step 1: Write the proportion equation
606,790.26 : 837,370.90 = 338,518.26 : x - Step 2: Convert to fraction form
606,790.26/837,370.90 = 338,518.26/x - Step 3: Cross multiply
606,790.26x = 837,370.90 × 338,518.26 - Step 4: Simplify right side
606,790.26x = 283,465,340,042.63 - Step 5: Solve for x
x = 283,465,340,042.63/606,790.26 - Step 6: Final answer
x = 467,155.39
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1.5x scale
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.