Finding the Fourth Proportional to 576,187.97, 863,853.93 and 276,383.07
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Solution
The fourth proportional to 576,187.97, 863,853.93 and 276,383.07 is: 414,369.30
Step by Step Solution
- Step 1: Write the proportion equation
576,187.97 : 863,853.93 = 276,383.07 : x - Step 2: Convert to fraction form
576,187.97/863,853.93 = 276,383.07/x - Step 3: Cross multiply
576,187.97x = 863,853.93 × 276,383.07 - Step 4: Simplify right side
576,187.97x = 238,754,601,204.97 - Step 5: Solve for x
x = 238,754,601,204.97/576,187.97 - Step 6: Final answer
x = 414,369.30
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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.