Finding the Fourth Proportional to 273,083.74, 409,581.68 and 115,291.69
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Solution
The fourth proportional to 273,083.74, 409,581.68 and 115,291.69 is: 172,918.99
Step by Step Solution
- Step 1: Write the proportion equation
273,083.74 : 409,581.68 = 115,291.69 : x - Step 2: Convert to fraction form
273,083.74/409,581.68 = 115,291.69/x - Step 3: Cross multiply
273,083.74x = 409,581.68 × 115,291.69 - Step 4: Simplify right side
273,083.74x = 47,221,364,080.24 - Step 5: Solve for x
x = 47,221,364,080.24/273,083.74 - Step 6: Final answer
x = 172,918.99
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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.