Finding the Fourth Proportional to 352,879.62, 486,975.67 and 191,735.08
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Solution
The fourth proportional to 352,879.62, 486,975.67 and 191,735.08 is: 264,595.38
Step by Step Solution
- Step 1: Write the proportion equation
352,879.62 : 486,975.67 = 191,735.08 : x - Step 2: Convert to fraction form
352,879.62/486,975.67 = 191,735.08/x - Step 3: Cross multiply
352,879.62x = 486,975.67 × 191,735.08 - Step 4: Simplify right side
352,879.62x = 93,370,316,610.63 - Step 5: Solve for x
x = 93,370,316,610.63/352,879.62 - Step 6: Final answer
x = 264,595.38
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1.5x scale
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.