Finding the Fourth Proportional to 889,037.09, 1,226,872.67 and 481,139.29
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Solution
The fourth proportional to 889,037.09, 1,226,872.67 and 481,139.29 is: 663,973.02
Step by Step Solution
- Step 1: Write the proportion equation
889,037.09 : 1,226,872.67 = 481,139.29 : x - Step 2: Convert to fraction form
889,037.09/1,226,872.67 = 481,139.29/x - Step 3: Cross multiply
889,037.09x = 1,226,872.67 × 481,139.29 - Step 4: Simplify right side
889,037.09x = 590,296,645,364.20 - Step 5: Solve for x
x = 590,296,645,364.20/889,037.09 - Step 6: Final answer
x = 663,973.02
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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.