Finding the Fourth Proportional to 873,797.97, 1,311,011.34 and 305,262.72
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Solution
The fourth proportional to 873,797.97, 1,311,011.34 and 305,262.72 is: 458,003.91
Step by Step Solution
- Step 1: Write the proportion equation
873,797.97 : 1,311,011.34 = 305,262.72 : x - Step 2: Convert to fraction form
873,797.97/1,311,011.34 = 305,262.72/x - Step 3: Cross multiply
873,797.97x = 1,311,011.34 × 305,262.72 - Step 4: Simplify right side
873,797.97x = 400,202,887,599.25 - Step 5: Solve for x
x = 400,202,887,599.25/873,797.97 - Step 6: Final answer
x = 458,003.91
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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.