Finding the Fourth Proportional to 703,406.82, 1,055,107.48 and 170,929.42
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Solution
The fourth proportional to 703,406.82, 1,055,107.48 and 170,929.42 is: 256,393.46
Step by Step Solution
- Step 1: Write the proportion equation
703,406.82 : 1,055,107.48 = 170,929.42 : x - Step 2: Convert to fraction form
703,406.82/1,055,107.48 = 170,929.42/x - Step 3: Cross multiply
703,406.82x = 1,055,107.48 × 170,929.42 - Step 4: Simplify right side
703,406.82x = 180,348,909,594.06 - Step 5: Solve for x
x = 180,348,909,594.06/703,406.82 - Step 6: Final answer
x = 256,393.46
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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.