Finding the Fourth Proportional to 255,497.67, 383,247.96 and 65,945.08
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Solution
The fourth proportional to 255,497.67, 383,247.96 and 65,945.08 is: 98,917.99
Step by Step Solution
- Step 1: Write the proportion equation
255,497.67 : 383,247.96 = 65,945.08 : x - Step 2: Convert to fraction form
255,497.67/383,247.96 = 65,945.08/x - Step 3: Cross multiply
255,497.67x = 383,247.96 × 65,945.08 - Step 4: Simplify right side
255,497.67x = 25,273,316,176.62 - Step 5: Solve for x
x = 25,273,316,176.62/255,497.67 - Step 6: Final answer
x = 98,917.99
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1.5x scale
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.