Finding the Fourth Proportional to 270,948.96, 406,358.08 and 113,091.84
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Solution
The fourth proportional to 270,948.96, 406,358.08 and 113,091.84 is: 169,610.48
Step by Step Solution
- Step 1: Write the proportion equation
270,948.96 : 406,358.08 = 113,091.84 : x - Step 2: Convert to fraction form
270,948.96/406,358.08 = 113,091.84/x - Step 3: Cross multiply
270,948.96x = 406,358.08 × 113,091.84 - Step 4: Simplify right side
270,948.96x = 45,955,782,966.07 - Step 5: Solve for x
x = 45,955,782,966.07/270,948.96 - Step 6: Final answer
x = 169,610.48
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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.