Finding the Fourth Proportional to 864,135.27, 1,192,174.07 and 541,283.31
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Solution
The fourth proportional to 864,135.27, 1,192,174.07 and 541,283.31 is: 746,762.63
Step by Step Solution
- Step 1: Write the proportion equation
864,135.27 : 1,192,174.07 = 541,283.31 : x - Step 2: Convert to fraction form
864,135.27/1,192,174.07 = 541,283.31/x - Step 3: Cross multiply
864,135.27x = 1,192,174.07 × 541,283.31 - Step 4: Simplify right side
864,135.27x = 645,303,928,058.98 - Step 5: Solve for x
x = 645,303,928,058.98/864,135.27 - Step 6: Final answer
x = 746,762.63
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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.