Finding the Fourth Proportional to 904,936.97, 1,248,823.25 and 497,048.26
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Solution
The fourth proportional to 904,936.97, 1,248,823.25 and 497,048.26 is: 685,932.21
Step by Step Solution
- Step 1: Write the proportion equation
904,936.97 : 1,248,823.25 = 497,048.26 : x - Step 2: Convert to fraction form
904,936.97/1,248,823.25 = 497,048.26/x - Step 3: Cross multiply
904,936.97x = 1,248,823.25 × 497,048.26 - Step 4: Simplify right side
904,936.97x = 620,725,422,416.43 - Step 5: Solve for x
x = 620,725,422,416.43/904,936.97 - Step 6: Final answer
x = 685,932.21
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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.