Finding the Fourth Proportional to 722,027.08, 1,083,213.42 and 223,391.08
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Solution
The fourth proportional to 722,027.08, 1,083,213.42 and 223,391.08 is: 335,140.08
Step by Step Solution
- Step 1: Write the proportion equation
722,027.08 : 1,083,213.42 = 223,391.08 : x - Step 2: Convert to fraction form
722,027.08/1,083,213.42 = 223,391.08/x - Step 3: Cross multiply
722,027.08x = 1,083,213.42 × 223,391.08 - Step 4: Simplify right side
722,027.08x = 241,980,215,764.29 - Step 5: Solve for x
x = 241,980,215,764.29/722,027.08 - Step 6: Final answer
x = 335,140.08
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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.