Finding the Fourth Proportional to 620,584.05, 930,745.38 and 283,529.01
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Solution
The fourth proportional to 620,584.05, 930,745.38 and 283,529.01 is: 425,233.80
Step by Step Solution
- Step 1: Write the proportion equation
620,584.05 : 930,745.38 = 283,529.01 : x - Step 2: Convert to fraction form
620,584.05/930,745.38 = 283,529.01/x - Step 3: Cross multiply
620,584.05x = 930,745.38 × 283,529.01 - Step 4: Simplify right side
620,584.05x = 263,893,316,153.47 - Step 5: Solve for x
x = 263,893,316,153.47/620,584.05 - Step 6: Final answer
x = 425,233.80
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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.