Finding the Fourth Proportional to 514,525.97, 771,789.26 and 214,843.19
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Solution
The fourth proportional to 514,525.97, 771,789.26 and 214,843.19 is: 322,264.90
Step by Step Solution
- Step 1: Write the proportion equation
514,525.97 : 771,789.26 = 214,843.19 : x - Step 2: Convert to fraction form
514,525.97/771,789.26 = 214,843.19/x - Step 3: Cross multiply
514,525.97x = 771,789.26 × 214,843.19 - Step 4: Simplify right side
514,525.97x = 165,813,663,304.30 - Step 5: Solve for x
x = 165,813,663,304.30/514,525.97 - Step 6: Final answer
x = 322,264.90
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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.