Finding the Fourth Proportional to 889,446.24, 1,227,426.72 and 481,537.26
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Solution
The fourth proportional to 889,446.24, 1,227,426.72 and 481,537.26 is: 664,516.50
Step by Step Solution
- Step 1: Write the proportion equation
889,446.24 : 1,227,426.72 = 481,537.26 : x - Step 2: Convert to fraction form
889,446.24/1,227,426.72 = 481,537.26/x - Step 3: Cross multiply
889,446.24x = 1,227,426.72 × 481,537.26 - Step 4: Simplify right side
889,446.24x = 591,051,699,599.59 - Step 5: Solve for x
x = 591,051,699,599.59/889,446.24 - Step 6: Final answer
x = 664,516.50
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1.5x scale
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.