Finding the Fourth Proportional to 285,076.08, 427,318.85 and 234,626.09
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Solution
The fourth proportional to 285,076.08, 427,318.85 and 234,626.09 is: 351,696.11
Step by Step Solution
- Step 1: Write the proportion equation
285,076.08 : 427,318.85 = 234,626.09 : x - Step 2: Convert to fraction form
285,076.08/427,318.85 = 234,626.09/x - Step 3: Cross multiply
285,076.08x = 427,318.85 × 234,626.09 - Step 4: Simplify right side
285,076.08x = 100,260,149,408.77 - Step 5: Solve for x
x = 100,260,149,408.77/285,076.08 - Step 6: Final answer
x = 351,696.11
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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.