Finding the Fourth Proportional to 606,690.75, 837,233.24 and 338,418.75
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Solution
The fourth proportional to 606,690.75, 837,233.24 and 338,418.75 is: 467,017.88
Step by Step Solution
- Step 1: Write the proportion equation
606,690.75 : 837,233.24 = 338,418.75 : x - Step 2: Convert to fraction form
606,690.75/837,233.24 = 338,418.75/x - Step 3: Cross multiply
606,690.75x = 837,233.24 × 338,418.75 - Step 4: Simplify right side
606,690.75x = 283,335,424,847.16 - Step 5: Solve for x
x = 283,335,424,847.16/606,690.75 - Step 6: Final answer
x = 467,017.88
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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.