Finding the Fourth Proportional to 279,110.24, 418,668.60 and 265,497.26
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Solution
The fourth proportional to 279,110.24, 418,668.60 and 265,497.26 is: 398,248.96
Step by Step Solution
- Step 1: Write the proportion equation
279,110.24 : 418,668.60 = 265,497.26 : x - Step 2: Convert to fraction form
279,110.24/418,668.60 = 265,497.26/x - Step 3: Cross multiply
279,110.24x = 418,668.60 × 265,497.26 - Step 4: Simplify right side
279,110.24x = 111,155,364,054.69 - Step 5: Solve for x
x = 111,155,364,054.69/279,110.24 - Step 6: Final answer
x = 398,248.96
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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.