Finding the Fourth Proportional to 442,251.17, 610,299.86 and 248,659.05
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Solution
The fourth proportional to 442,251.17, 610,299.86 and 248,659.05 is: 343,145.69
Step by Step Solution
- Step 1: Write the proportion equation
442,251.17 : 610,299.86 = 248,659.05 : x - Step 2: Convert to fraction form
442,251.17/610,299.86 = 248,659.05/x - Step 3: Cross multiply
442,251.17x = 610,299.86 × 248,659.05 - Step 4: Simplify right side
442,251.17x = 151,756,582,159.44 - Step 5: Solve for x
x = 151,756,582,159.44/442,251.17 - Step 6: Final answer
x = 343,145.69
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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.