Finding the Fourth Proportional to 505,266.46, 758,295.68 and 352,469.68
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Solution
The fourth proportional to 505,266.46, 758,295.68 and 352,469.68 is: 528,980.75
Step by Step Solution
- Step 1: Write the proportion equation
505,266.46 : 758,295.68 = 352,469.68 : x - Step 2: Convert to fraction form
505,266.46/758,295.68 = 352,469.68/x - Step 3: Cross multiply
505,266.46x = 758,295.68 × 352,469.68 - Step 4: Simplify right side
505,266.46x = 267,276,232,016.90 - Step 5: Solve for x
x = 267,276,232,016.90/505,266.46 - Step 6: Final answer
x = 528,980.75
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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.