Finding the Fourth Proportional to 427,249.84, 589,608.60 and 236,276.08
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Solution
The fourth proportional to 427,249.84, 589,608.60 and 236,276.08 is: 326,063.10
Step by Step Solution
- Step 1: Write the proportion equation
427,249.84 : 589,608.60 = 236,276.08 : x - Step 2: Convert to fraction form
427,249.84/589,608.60 = 236,276.08/x - Step 3: Cross multiply
427,249.84x = 589,608.60 × 236,276.08 - Step 4: Simplify right side
427,249.84x = 139,310,408,742.29 - Step 5: Solve for x
x = 139,310,408,742.29/427,249.84 - Step 6: Final answer
x = 326,063.10
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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.