Finding the Fourth Proportional to 855,941.49, 1,181,198.52 and 473,968.26
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Solution
The fourth proportional to 855,941.49, 1,181,198.52 and 473,968.26 is: 654,075.79
Step by Step Solution
- Step 1: Write the proportion equation
855,941.49 : 1,181,198.52 = 473,968.26 : x - Step 2: Convert to fraction form
855,941.49/1,181,198.52 = 473,968.26/x - Step 3: Cross multiply
855,941.49x = 1,181,198.52 × 473,968.26 - Step 4: Simplify right side
855,941.49x = 559,850,607,238.98 - Step 5: Solve for x
x = 559,850,607,238.98/855,941.49 - Step 6: Final answer
x = 654,075.79
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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.