Finding the Fourth Proportional to 873,204.44, 1,204,983.07 and 486,040.10
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Solution
The fourth proportional to 873,204.44, 1,204,983.07 and 486,040.10 is: 670,713.59
Step by Step Solution
- Step 1: Write the proportion equation
873,204.44 : 1,204,983.07 = 486,040.10 : x - Step 2: Convert to fraction form
873,204.44/1,204,983.07 = 486,040.10/x - Step 3: Cross multiply
873,204.44x = 1,204,983.07 × 486,040.10 - Step 4: Simplify right side
873,204.44x = 585,670,084,601.09 - Step 5: Solve for x
x = 585,670,084,601.09/873,204.44 - Step 6: Final answer
x = 670,713.59
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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.