Finding the Fourth Proportional to 270,660.96, 373,486.82 and 161,743.68
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Solution
The fourth proportional to 270,660.96, 373,486.82 and 161,743.68 is: 223,191.16
Step by Step Solution
- Step 1: Write the proportion equation
270,660.96 : 373,486.82 = 161,743.68 : x - Step 2: Convert to fraction form
270,660.96/373,486.82 = 161,743.68/x - Step 3: Cross multiply
270,660.96x = 373,486.82 × 161,743.68 - Step 4: Simplify right side
270,660.96x = 60,409,134,261.31 - Step 5: Solve for x
x = 60,409,134,261.31/270,660.96 - Step 6: Final answer
x = 223,191.16
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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.