Finding the Fourth Proportional to 409,810.35, 565,578.60 and 248,652.75
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Solution
The fourth proportional to 409,810.35, 565,578.60 and 248,652.75 is: 343,165.26
Step by Step Solution
- Step 1: Write the proportion equation
409,810.35 : 565,578.60 = 248,652.75 : x - Step 2: Convert to fraction form
409,810.35/565,578.60 = 248,652.75/x - Step 3: Cross multiply
409,810.35x = 565,578.60 × 248,652.75 - Step 4: Simplify right side
409,810.35x = 140,632,674,231.15 - Step 5: Solve for x
x = 140,632,674,231.15/409,810.35 - Step 6: Final answer
x = 343,165.26
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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.