Finding the Fourth Proportional to 949,326.80, 1,424,974.92 and 635,973.44
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Solution
The fourth proportional to 949,326.80, 1,424,974.92 and 635,973.44 is: 954,619.84
Step by Step Solution
- Step 1: Write the proportion equation
949,326.80 : 1,424,974.92 = 635,973.44 : x - Step 2: Convert to fraction form
949,326.80/1,424,974.92 = 635,973.44/x - Step 3: Cross multiply
949,326.80x = 1,424,974.92 × 635,973.44 - Step 4: Simplify right side
949,326.80x = 906,246,201,786.13 - Step 5: Solve for x
x = 906,246,201,786.13/949,326.80 - Step 6: Final answer
x = 954,619.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.