Finding the Fourth Proportional to 793,613.94, 1,095,190.36 and 431,043.84
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Solution
The fourth proportional to 793,613.94, 1,095,190.36 and 431,043.84 is: 594,842.20
Step by Step Solution
- Step 1: Write the proportion equation
793,613.94 : 1,095,190.36 = 431,043.84 : x - Step 2: Convert to fraction form
793,613.94/1,095,190.36 = 431,043.84/x - Step 3: Cross multiply
793,613.94x = 1,095,190.36 × 431,043.84 - Step 4: Simplify right side
793,613.94x = 472,075,058,305.38 - Step 5: Solve for x
x = 472,075,058,305.38/793,613.94 - Step 6: Final answer
x = 594,842.20
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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.