Finding the Fourth Proportional to 481,408.02, 664,363.80 and 266,548.05
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Solution
The fourth proportional to 481,408.02, 664,363.80 and 266,548.05 is: 367,847.79
Step by Step Solution
- Step 1: Write the proportion equation
481,408.02 : 664,363.80 = 266,548.05 : x - Step 2: Convert to fraction form
481,408.02/664,363.80 = 266,548.05/x - Step 3: Cross multiply
481,408.02x = 664,363.80 × 266,548.05 - Step 4: Simplify right side
481,408.02x = 177,084,875,380.59 - Step 5: Solve for x
x = 177,084,875,380.59/481,408.02 - Step 6: Final answer
x = 367,847.79
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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.