Finding the Fourth Proportional to 240,241.68, 360,387.09 and 82,449.63
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Solution
The fourth proportional to 240,241.68, 360,387.09 and 82,449.63 is: 123,682.88
Step by Step Solution
- Step 1: Write the proportion equation
240,241.68 : 360,387.09 = 82,449.63 : x - Step 2: Convert to fraction form
240,241.68/360,387.09 = 82,449.63/x - Step 3: Cross multiply
240,241.68x = 360,387.09 × 82,449.63 - Step 4: Simplify right side
240,241.68x = 29,713,782,227.28 - Step 5: Solve for x
x = 29,713,782,227.28/240,241.68 - Step 6: Final answer
x = 123,682.88
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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.