Finding the Fourth Proportional to 563,634.24, 777,799.08 and 321,911.79
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Solution
The fourth proportional to 563,634.24, 777,799.08 and 321,911.79 is: 444,229.03
Step by Step Solution
- Step 1: Write the proportion equation
563,634.24 : 777,799.08 = 321,911.79 : x - Step 2: Convert to fraction form
563,634.24/777,799.08 = 321,911.79/x - Step 3: Cross multiply
563,634.24x = 777,799.08 × 321,911.79 - Step 4: Simplify right side
563,634.24x = 250,382,694,103.15 - Step 5: Solve for x
x = 250,382,694,103.15/563,634.24 - Step 6: Final answer
x = 444,229.03
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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.