Finding the Fourth Proportional to 833,279.82, 1,149,923.97 and 451,305.42
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Solution
The fourth proportional to 833,279.82, 1,149,923.97 and 451,305.42 is: 622,800.30
Step by Step Solution
- Step 1: Write the proportion equation
833,279.82 : 1,149,923.97 = 451,305.42 : x - Step 2: Convert to fraction form
833,279.82/1,149,923.97 = 451,305.42/x - Step 3: Cross multiply
833,279.82x = 1,149,923.97 × 451,305.42 - Step 4: Simplify right side
833,279.82x = 518,966,920,248.92 - Step 5: Solve for x
x = 518,966,920,248.92/833,279.82 - Step 6: Final answer
x = 622,800.30
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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.