Finding the Fourth Proportional to 734,167.60, 1,101,652.68 and 284,906.20
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Solution
The fourth proportional to 734,167.60, 1,101,652.68 and 284,906.20 is: 427,515.02
Step by Step Solution
- Step 1: Write the proportion equation
734,167.60 : 1,101,652.68 = 284,906.20 : x - Step 2: Convert to fraction form
734,167.60/1,101,652.68 = 284,906.20/x - Step 3: Cross multiply
734,167.60x = 1,101,652.68 × 284,906.20 - Step 4: Simplify right side
734,167.60x = 313,867,678,778.62 - Step 5: Solve for x
x = 313,867,678,778.62/734,167.60 - Step 6: Final answer
x = 427,515.02
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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.