Finding the Fourth Proportional to 350,872.17, 484,203.25 and 189,726.84
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Solution
The fourth proportional to 350,872.17, 484,203.25 and 189,726.84 is: 261,822.85
Step by Step Solution
- Step 1: Write the proportion equation
350,872.17 : 484,203.25 = 189,726.84 : x - Step 2: Convert to fraction form
350,872.17/484,203.25 = 189,726.84/x - Step 3: Cross multiply
350,872.17x = 484,203.25 × 189,726.84 - Step 4: Simplify right side
350,872.17x = 91,866,352,540.23 - Step 5: Solve for x
x = 91,866,352,540.23/350,872.17 - Step 6: Final answer
x = 261,822.85
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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.