Finding the Fourth Proportional to 847,383.44, 1,169,390.12 and 460,199.12
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Solution
The fourth proportional to 847,383.44, 1,169,390.12 and 460,199.12 is: 635,075.31
Step by Step Solution
- Step 1: Write the proportion equation
847,383.44 : 1,169,390.12 = 460,199.12 : x - Step 2: Convert to fraction form
847,383.44/1,169,390.12 = 460,199.12/x - Step 3: Cross multiply
847,383.44x = 1,169,390.12 × 460,199.12 - Step 4: Simplify right side
847,383.44x = 538,152,296,012.75 - Step 5: Solve for x
x = 538,152,296,012.75/847,383.44 - Step 6: Final answer
x = 635,075.31
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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.