Finding the Fourth Proportional to 889,846.79, 1,227,989.84 and 481,949.42
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Solution
The fourth proportional to 889,846.79, 1,227,989.84 and 481,949.42 is: 665,090.88
Step by Step Solution
- Step 1: Write the proportion equation
889,846.79 : 1,227,989.84 = 481,949.42 : x - Step 2: Convert to fraction form
889,846.79/1,227,989.84 = 481,949.42/x - Step 3: Cross multiply
889,846.79x = 1,227,989.84 × 481,949.42 - Step 4: Simplify right side
889,846.79x = 591,828,982,604.20 - Step 5: Solve for x
x = 591,828,982,604.20/889,846.79 - Step 6: Final answer
x = 665,090.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.