Finding the Fourth Proportional to 433,882.98, 649,703.03 and 299,361.83
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Solution
The fourth proportional to 433,882.98, 649,703.03 and 299,361.83 is: 448,268.99
Step by Step Solution
- Step 1: Write the proportion equation
433,882.98 : 649,703.03 = 299,361.83 : x - Step 2: Convert to fraction form
433,882.98/649,703.03 = 299,361.83/x - Step 3: Cross multiply
433,882.98x = 649,703.03 × 299,361.83 - Step 4: Simplify right side
433,882.98x = 194,496,283,272.02 - Step 5: Solve for x
x = 194,496,283,272.02/433,882.98 - Step 6: Final answer
x = 448,268.99
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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.